Home / 22,635.04-31,236.54-12,562.84

Finding the Fourth Proportional to 22,635.04, 31,236.54 and 12,562.84

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Solution

The fourth proportional to 22,635.04, 31,236.54 and 12,562.84 is: 17,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,635.04 : 31,236.54 = 12,562.84 : x
  2. Step 2: Convert to fraction form
    22,635.04/31,236.54 = 12,562.84/x
  3. Step 3: Cross multiply
    22,635.04x = 31,236.54 × 12,562.84
  4. Step 4: Simplify right side
    22,635.04x = 392,419,654.17
  5. Step 5: Solve for x
    x = 392,419,654.17/22,635.04
  6. Step 6: Final answer
    x = 17,336.82

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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.