Home / 38,542.50-53,194.32-22,635.72

Finding the Fourth Proportional to 38,542.50, 53,194.32 and 22,635.72

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Solution

The fourth proportional to 38,542.50, 53,194.32 and 22,635.72 is: 31,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,542.50 : 53,194.32 = 22,635.72 : x
  2. Step 2: Convert to fraction form
    38,542.50/53,194.32 = 22,635.72/x
  3. Step 3: Cross multiply
    38,542.50x = 53,194.32 × 22,635.72
  4. Step 4: Simplify right side
    38,542.50x = 1,204,091,733.11
  5. Step 5: Solve for x
    x = 1,204,091,733.11/38,542.50
  6. Step 6: Final answer
    x = 31,240.62

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Double scale
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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.