Home / 39,376.13-54,343.66-22,382.92

Finding the Fourth Proportional to 39,376.13, 54,343.66 and 22,382.92

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Solution

The fourth proportional to 39,376.13, 54,343.66 and 22,382.92 is: 30,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.13 : 54,343.66 = 22,382.92 : x
  2. Step 2: Convert to fraction form
    39,376.13/54,343.66 = 22,382.92/x
  3. Step 3: Cross multiply
    39,376.13x = 54,343.66 × 22,382.92
  4. Step 4: Simplify right side
    39,376.13x = 1,216,369,522.57
  5. Step 5: Solve for x
    x = 1,216,369,522.57/39,376.13
  6. Step 6: Final answer
    x = 30,891.04

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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.