Home / 45,541.62-68,306.27-12,263.69

Finding the Fourth Proportional to 45,541.62, 68,306.27 and 12,263.69

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Solution

The fourth proportional to 45,541.62, 68,306.27 and 12,263.69 is: 18,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,541.62 : 68,306.27 = 12,263.69 : x
  2. Step 2: Convert to fraction form
    45,541.62/68,306.27 = 12,263.69/x
  3. Step 3: Cross multiply
    45,541.62x = 68,306.27 × 12,263.69
  4. Step 4: Simplify right side
    45,541.62x = 837,687,029.78
  5. Step 5: Solve for x
    x = 837,687,029.78/45,541.62
  6. Step 6: Final answer
    x = 18,393.88

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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.