Home / 39,815.16-54,926.46-23,871.90

Finding the Fourth Proportional to 39,815.16, 54,926.46 and 23,871.90

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Solution

The fourth proportional to 39,815.16, 54,926.46 and 23,871.90 is: 32,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,815.16 : 54,926.46 = 23,871.90 : x
  2. Step 2: Convert to fraction form
    39,815.16/54,926.46 = 23,871.90/x
  3. Step 3: Cross multiply
    39,815.16x = 54,926.46 × 23,871.90
  4. Step 4: Simplify right side
    39,815.16x = 1,311,198,960.47
  5. Step 5: Solve for x
    x = 1,311,198,960.47/39,815.16
  6. Step 6: Final answer
    x = 32,932.15

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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.