Home / 22,574.89-31,151.33-12,503.14

Finding the Fourth Proportional to 22,574.89, 31,151.33 and 12,503.14

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Solution

The fourth proportional to 22,574.89, 31,151.33 and 12,503.14 is: 17,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,574.89 : 31,151.33 = 12,503.14 : x
  2. Step 2: Convert to fraction form
    22,574.89/31,151.33 = 12,503.14/x
  3. Step 3: Cross multiply
    22,574.89x = 31,151.33 × 12,503.14
  4. Step 4: Simplify right side
    22,574.89x = 389,489,440.18
  5. Step 5: Solve for x
    x = 389,489,440.18/22,574.89
  6. Step 6: Final answer
    x = 17,253.22

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Half scale
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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.