Home / 39,115.04-54,023.30-26,517.92

Finding the Fourth Proportional to 39,115.04, 54,023.30 and 26,517.92

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Solution

The fourth proportional to 39,115.04, 54,023.30 and 26,517.92 is: 36,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,115.04 : 54,023.30 = 26,517.92 : x
  2. Step 2: Convert to fraction form
    39,115.04/54,023.30 = 26,517.92/x
  3. Step 3: Cross multiply
    39,115.04x = 54,023.30 × 26,517.92
  4. Step 4: Simplify right side
    39,115.04x = 1,432,585,343.71
  5. Step 5: Solve for x
    x = 1,432,585,343.71/39,115.04
  6. Step 6: Final answer
    x = 36,624.93

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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.