Home / 15,135.49-22,704.30-4,042.12

Finding the Fourth Proportional to 15,135.49, 22,704.30 and 4,042.12

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Solution

The fourth proportional to 15,135.49, 22,704.30 and 4,042.12 is: 6,063.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,135.49 : 22,704.30 = 4,042.12 : x
  2. Step 2: Convert to fraction form
    15,135.49/22,704.30 = 4,042.12/x
  3. Step 3: Cross multiply
    15,135.49x = 22,704.30 × 4,042.12
  4. Step 4: Simplify right side
    15,135.49x = 91,773,505.12
  5. Step 5: Solve for x
    x = 91,773,505.12/15,135.49
  6. Step 6: Final answer
    x = 6,063.46

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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.