Home / 32,414.85-44,688.11-20,472.21

Finding the Fourth Proportional to 32,414.85, 44,688.11 and 20,472.21

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Solution

The fourth proportional to 32,414.85, 44,688.11 and 20,472.21 is: 28,223.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,414.85 : 44,688.11 = 20,472.21 : x
  2. Step 2: Convert to fraction form
    32,414.85/44,688.11 = 20,472.21/x
  3. Step 3: Cross multiply
    32,414.85x = 44,688.11 × 20,472.21
  4. Step 4: Simplify right side
    32,414.85x = 914,864,270.06
  5. Step 5: Solve for x
    x = 914,864,270.06/32,414.85
  6. Step 6: Final answer
    x = 28,223.62

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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.