Home / 15,948.29-22,008.30-9,234.20

Finding the Fourth Proportional to 15,948.29, 22,008.30 and 9,234.20

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Solution

The fourth proportional to 15,948.29, 22,008.30 and 9,234.20 is: 12,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.29 : 22,008.30 = 9,234.20 : x
  2. Step 2: Convert to fraction form
    15,948.29/22,008.30 = 9,234.20/x
  3. Step 3: Cross multiply
    15,948.29x = 22,008.30 × 9,234.20
  4. Step 4: Simplify right side
    15,948.29x = 203,229,043.86
  5. Step 5: Solve for x
    x = 203,229,043.86/15,948.29
  6. Step 6: Final answer
    x = 12,743.00

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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.