Home / 39,306.13-54,238.41-23,387.81

Finding the Fourth Proportional to 39,306.13, 54,238.41 and 23,387.81

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Solution

The fourth proportional to 39,306.13, 54,238.41 and 23,387.81 is: 32,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,306.13 : 54,238.41 = 23,387.81 : x
  2. Step 2: Convert to fraction form
    39,306.13/54,238.41 = 23,387.81/x
  3. Step 3: Cross multiply
    39,306.13x = 54,238.41 × 23,387.81
  4. Step 4: Simplify right side
    39,306.13x = 1,268,517,356.59
  5. Step 5: Solve for x
    x = 1,268,517,356.59/39,306.13
  6. Step 6: Final answer
    x = 32,272.76

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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.