Home / 14,576.55-20,115.06-8,610.14

Finding the Fourth Proportional to 14,576.55, 20,115.06 and 8,610.14

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Solution

The fourth proportional to 14,576.55, 20,115.06 and 8,610.14 is: 11,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.55 : 20,115.06 = 8,610.14 : x
  2. Step 2: Convert to fraction form
    14,576.55/20,115.06 = 8,610.14/x
  3. Step 3: Cross multiply
    14,576.55x = 20,115.06 × 8,610.14
  4. Step 4: Simplify right side
    14,576.55x = 173,193,382.13
  5. Step 5: Solve for x
    x = 173,193,382.13/14,576.55
  6. Step 6: Final answer
    x = 11,881.64

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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.