Home / 29,654.66-44,432.78-20,871.12

Finding the Fourth Proportional to 29,654.66, 44,432.78 and 20,871.12

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Solution

The fourth proportional to 29,654.66, 44,432.78 and 20,871.12 is: 31,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,654.66 : 44,432.78 = 20,871.12 : x
  2. Step 2: Convert to fraction form
    29,654.66/44,432.78 = 20,871.12/x
  3. Step 3: Cross multiply
    29,654.66x = 44,432.78 × 20,871.12
  4. Step 4: Simplify right side
    29,654.66x = 927,361,883.31
  5. Step 5: Solve for x
    x = 927,361,883.31/29,654.66
  6. Step 6: Final answer
    x = 31,272.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.