Home / 22,588.76-31,171.60-12,517.63

Finding the Fourth Proportional to 22,588.76, 31,171.60 and 12,517.63

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Solution

The fourth proportional to 22,588.76, 31,171.60 and 12,517.63 is: 17,273.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,588.76 : 31,171.60 = 12,517.63 : x
  2. Step 2: Convert to fraction form
    22,588.76/31,171.60 = 12,517.63/x
  3. Step 3: Cross multiply
    22,588.76x = 31,171.60 × 12,517.63
  4. Step 4: Simplify right side
    22,588.76x = 390,194,555.31
  5. Step 5: Solve for x
    x = 390,194,555.31/22,588.76
  6. Step 6: Final answer
    x = 17,273.84

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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.