Home / 39,151.50-54,011.13-23,226.90

Finding the Fourth Proportional to 39,151.50, 54,011.13 and 23,226.90

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Solution

The fourth proportional to 39,151.50, 54,011.13 and 23,226.90 is: 32,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,151.50 : 54,011.13 = 23,226.90 : x
  2. Step 2: Convert to fraction form
    39,151.50/54,011.13 = 23,226.90/x
  3. Step 3: Cross multiply
    39,151.50x = 54,011.13 × 23,226.90
  4. Step 4: Simplify right side
    39,151.50x = 1,254,511,115.40
  5. Step 5: Solve for x
    x = 1,254,511,115.40/39,151.50
  6. Step 6: Final answer
    x = 32,042.48

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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.