Home / 34,331.04-51,446.88-16,781.04

Finding the Fourth Proportional to 34,331.04, 51,446.88 and 16,781.04

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Solution

The fourth proportional to 34,331.04, 51,446.88 and 16,781.04 is: 25,147.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,331.04 : 51,446.88 = 16,781.04 : x
  2. Step 2: Convert to fraction form
    34,331.04/51,446.88 = 16,781.04/x
  3. Step 3: Cross multiply
    34,331.04x = 51,446.88 × 16,781.04
  4. Step 4: Simplify right side
    34,331.04x = 863,332,151.16
  5. Step 5: Solve for x
    x = 863,332,151.16/34,331.04
  6. Step 6: Final answer
    x = 25,147.28

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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.