Home / 39,382.52-54,351.10-22,392.10

Finding the Fourth Proportional to 39,382.52, 54,351.10 and 22,392.10

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Solution

The fourth proportional to 39,382.52, 54,351.10 and 22,392.10 is: 30,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382.52 : 54,351.10 = 22,392.10 : x
  2. Step 2: Convert to fraction form
    39,382.52/54,351.10 = 22,392.10/x
  3. Step 3: Cross multiply
    39,382.52x = 54,351.10 × 22,392.10
  4. Step 4: Simplify right side
    39,382.52x = 1,217,035,266.31
  5. Step 5: Solve for x
    x = 1,217,035,266.31/39,382.52
  6. Step 6: Final answer
    x = 30,902.93

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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.