Home / 38,557.92-53,217.84-22,650.72

Finding the Fourth Proportional to 38,557.92, 53,217.84 and 22,650.72

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Solution

The fourth proportional to 38,557.92, 53,217.84 and 22,650.72 is: 31,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557.92 : 53,217.84 = 22,650.72 : x
  2. Step 2: Convert to fraction form
    38,557.92/53,217.84 = 22,650.72/x
  3. Step 3: Cross multiply
    38,557.92x = 53,217.84 × 22,650.72
  4. Step 4: Simplify right side
    38,557.92x = 1,205,422,392.84
  5. Step 5: Solve for x
    x = 1,205,422,392.84/38,557.92
  6. Step 6: Final answer
    x = 31,262.64

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Double scale
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Similar ratio
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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.