Home / 38,225.50-52,751.22-21,463.90

Finding the Fourth Proportional to 38,225.50, 52,751.22 and 21,463.90

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Solution

The fourth proportional to 38,225.50, 52,751.22 and 21,463.90 is: 29,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,225.50 : 52,751.22 = 21,463.90 : x
  2. Step 2: Convert to fraction form
    38,225.50/52,751.22 = 21,463.90/x
  3. Step 3: Cross multiply
    38,225.50x = 52,751.22 × 21,463.90
  4. Step 4: Simplify right side
    38,225.50x = 1,132,246,910.96
  5. Step 5: Solve for x
    x = 1,132,246,910.96/38,225.50
  6. Step 6: Final answer
    x = 29,620.20

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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.