Home / 14,576.36-20,110.38-8,287.16

Finding the Fourth Proportional to 14,576.36, 20,110.38 and 8,287.16

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Solution

The fourth proportional to 14,576.36, 20,110.38 and 8,287.16 is: 11,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.36 : 20,110.38 = 8,287.16 : x
  2. Step 2: Convert to fraction form
    14,576.36/20,110.38 = 8,287.16/x
  3. Step 3: Cross multiply
    14,576.36x = 20,110.38 × 8,287.16
  4. Step 4: Simplify right side
    14,576.36x = 166,657,936.72
  5. Step 5: Solve for x
    x = 166,657,936.72/14,576.36
  6. Step 6: Final answer
    x = 11,433.44

Related Problems

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Half scale
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Double scale
Find fourth proportional to 14,577.36, 20,111.76 and 8,288.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.