Home / 48,008.28-72,013.14-21,713.88

Finding the Fourth Proportional to 48,008.28, 72,013.14 and 21,713.88

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Solution

The fourth proportional to 48,008.28, 72,013.14 and 21,713.88 is: 32,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,008.28 : 72,013.14 = 21,713.88 : x
  2. Step 2: Convert to fraction form
    48,008.28/72,013.14 = 21,713.88/x
  3. Step 3: Cross multiply
    48,008.28x = 72,013.14 × 21,713.88
  4. Step 4: Simplify right side
    48,008.28x = 1,563,684,680.38
  5. Step 5: Solve for x
    x = 1,563,684,680.38/48,008.28
  6. Step 6: Final answer
    x = 32,571.15

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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.