Home / 49,338.38-74,016.70-15,612.89

Finding the Fourth Proportional to 49,338.38, 74,016.70 and 15,612.89

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Solution

The fourth proportional to 49,338.38, 74,016.70 and 15,612.89 is: 23,422.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,338.38 : 74,016.70 = 15,612.89 : x
  2. Step 2: Convert to fraction form
    49,338.38/74,016.70 = 15,612.89/x
  3. Step 3: Cross multiply
    49,338.38x = 74,016.70 × 15,612.89
  4. Step 4: Simplify right side
    49,338.38x = 1,155,614,595.26
  5. Step 5: Solve for x
    x = 1,155,614,595.26/49,338.38
  6. Step 6: Final answer
    x = 23,422.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.