Home / 15,593.29-21,518.76-8,878.92

Finding the Fourth Proportional to 15,593.29, 21,518.76 and 8,878.92

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Solution

The fourth proportional to 15,593.29, 21,518.76 and 8,878.92 is: 12,252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.29 : 21,518.76 = 8,878.92 : x
  2. Step 2: Convert to fraction form
    15,593.29/21,518.76 = 8,878.92/x
  3. Step 3: Cross multiply
    15,593.29x = 21,518.76 × 8,878.92
  4. Step 4: Simplify right side
    15,593.29x = 191,063,348.54
  5. Step 5: Solve for x
    x = 191,063,348.54/15,593.29
  6. Step 6: Final answer
    x = 12,252.92

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Half scale
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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.