Home / 14,236.05-19,646.22-8,267.36

Finding the Fourth Proportional to 14,236.05, 19,646.22 and 8,267.36

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Solution

The fourth proportional to 14,236.05, 19,646.22 and 8,267.36 is: 11,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.05 : 19,646.22 = 8,267.36 : x
  2. Step 2: Convert to fraction form
    14,236.05/19,646.22 = 8,267.36/x
  3. Step 3: Cross multiply
    14,236.05x = 19,646.22 × 8,267.36
  4. Step 4: Simplify right side
    14,236.05x = 162,422,373.38
  5. Step 5: Solve for x
    x = 162,422,373.38/14,236.05
  6. Step 6: Final answer
    x = 11,409.23

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Half scale
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Double scale
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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.