Home / 22,593.92-31,181.45-12,523.28

Finding the Fourth Proportional to 22,593.92, 31,181.45 and 12,523.28

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Solution

The fourth proportional to 22,593.92, 31,181.45 and 12,523.28 is: 17,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,593.92 : 31,181.45 = 12,523.28 : x
  2. Step 2: Convert to fraction form
    22,593.92/31,181.45 = 12,523.28/x
  3. Step 3: Cross multiply
    22,593.92x = 31,181.45 × 12,523.28
  4. Step 4: Simplify right side
    22,593.92x = 390,493,810.63
  5. Step 5: Solve for x
    x = 390,493,810.63/22,593.92
  6. Step 6: Final answer
    x = 17,283.14

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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.