Home / 12,337.56-18,462.28-9,042.48

Finding the Fourth Proportional to 12,337.56, 18,462.28 and 9,042.48

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Solution

The fourth proportional to 12,337.56, 18,462.28 and 9,042.48 is: 13,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.56 : 18,462.28 = 9,042.48 : x
  2. Step 2: Convert to fraction form
    12,337.56/18,462.28 = 9,042.48/x
  3. Step 3: Cross multiply
    12,337.56x = 18,462.28 × 9,042.48
  4. Step 4: Simplify right side
    12,337.56x = 166,944,797.65
  5. Step 5: Solve for x
    x = 166,944,797.65/12,337.56
  6. Step 6: Final answer
    x = 13,531.43

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1.5x scale

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.