Home / 49,658.10-74,418.03-38,577.30

Finding the Fourth Proportional to 49,658.10, 74,418.03 and 38,577.30

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Solution

The fourth proportional to 49,658.10, 74,418.03 and 38,577.30 is: 57,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,658.10 : 74,418.03 = 38,577.30 : x
  2. Step 2: Convert to fraction form
    49,658.10/74,418.03 = 38,577.30/x
  3. Step 3: Cross multiply
    49,658.10x = 74,418.03 × 38,577.30
  4. Step 4: Simplify right side
    49,658.10x = 2,870,846,668.72
  5. Step 5: Solve for x
    x = 2,870,846,668.72/49,658.10
  6. Step 6: Final answer
    x = 57,812.25

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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.