Home / 38,227.50-52,753.98-21,465.90

Finding the Fourth Proportional to 38,227.50, 52,753.98 and 21,465.90

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Solution

The fourth proportional to 38,227.50, 52,753.98 and 21,465.90 is: 29,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,227.50 : 52,753.98 = 21,465.90 : x
  2. Step 2: Convert to fraction form
    38,227.50/52,753.98 = 21,465.90/x
  3. Step 3: Cross multiply
    38,227.50x = 52,753.98 × 21,465.90
  4. Step 4: Simplify right side
    38,227.50x = 1,132,411,659.28
  5. Step 5: Solve for x
    x = 1,132,411,659.28/38,227.50
  6. Step 6: Final answer
    x = 29,622.96

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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.