Home / 22,504.52-31,056.14-12,432.96

Finding the Fourth Proportional to 22,504.52, 31,056.14 and 12,432.96

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Solution

The fourth proportional to 22,504.52, 31,056.14 and 12,432.96 is: 17,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.52 : 31,056.14 = 12,432.96 : x
  2. Step 2: Convert to fraction form
    22,504.52/31,056.14 = 12,432.96/x
  3. Step 3: Cross multiply
    22,504.52x = 31,056.14 × 12,432.96
  4. Step 4: Simplify right side
    22,504.52x = 386,119,684.21
  5. Step 5: Solve for x
    x = 386,119,684.21/22,504.52
  6. Step 6: Final answer
    x = 17,157.43

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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.