Home / 54,740.80-82,103.10-15,301.90

Finding the Fourth Proportional to 54,740.80, 82,103.10 and 15,301.90

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Solution

The fourth proportional to 54,740.80, 82,103.10 and 15,301.90 is: 22,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.80 : 82,103.10 = 15,301.90 : x
  2. Step 2: Convert to fraction form
    54,740.80/82,103.10 = 15,301.90/x
  3. Step 3: Cross multiply
    54,740.80x = 82,103.10 × 15,301.90
  4. Step 4: Simplify right side
    54,740.80x = 1,256,333,425.89
  5. Step 5: Solve for x
    x = 1,256,333,425.89/54,740.80
  6. Step 6: Final answer
    x = 22,950.59

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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.