Home / 15,728.08-23,592.12-7,402.92

Finding the Fourth Proportional to 15,728.08, 23,592.12 and 7,402.92

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Solution

The fourth proportional to 15,728.08, 23,592.12 and 7,402.92 is: 11,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728.08 : 23,592.12 = 7,402.92 : x
  2. Step 2: Convert to fraction form
    15,728.08/23,592.12 = 7,402.92/x
  3. Step 3: Cross multiply
    15,728.08x = 23,592.12 × 7,402.92
  4. Step 4: Simplify right side
    15,728.08x = 174,650,576.99
  5. Step 5: Solve for x
    x = 174,650,576.99/15,728.08
  6. Step 6: Final answer
    x = 11,104.38

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.