Home / 38,652.56-57,990.40-22,225.04

Finding the Fourth Proportional to 38,652.56, 57,990.40 and 22,225.04

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Solution

The fourth proportional to 38,652.56, 57,990.40 and 22,225.04 is: 33,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,652.56 : 57,990.40 = 22,225.04 : x
  2. Step 2: Convert to fraction form
    38,652.56/57,990.40 = 22,225.04/x
  3. Step 3: Cross multiply
    38,652.56x = 57,990.40 × 22,225.04
  4. Step 4: Simplify right side
    38,652.56x = 1,288,838,959.62
  5. Step 5: Solve for x
    x = 1,288,838,959.62/38,652.56
  6. Step 6: Final answer
    x = 33,344.21

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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.