Home / 15,032.20-22,505.10-9,200.20

Finding the Fourth Proportional to 15,032.20, 22,505.10 and 9,200.20

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Solution

The fourth proportional to 15,032.20, 22,505.10 and 9,200.20 is: 13,773.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032.20 : 22,505.10 = 9,200.20 : x
  2. Step 2: Convert to fraction form
    15,032.20/22,505.10 = 9,200.20/x
  3. Step 3: Cross multiply
    15,032.20x = 22,505.10 × 9,200.20
  4. Step 4: Simplify right side
    15,032.20x = 207,051,421.02
  5. Step 5: Solve for x
    x = 207,051,421.02/15,032.20
  6. Step 6: Final answer
    x = 13,773.86

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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.