Home / 45,286.38-67,929.80-26,553.24

Finding the Fourth Proportional to 45,286.38, 67,929.80 and 26,553.24

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Solution

The fourth proportional to 45,286.38, 67,929.80 and 26,553.24 is: 39,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,286.38 : 67,929.80 = 26,553.24 : x
  2. Step 2: Convert to fraction form
    45,286.38/67,929.80 = 26,553.24/x
  3. Step 3: Cross multiply
    45,286.38x = 67,929.80 × 26,553.24
  4. Step 4: Simplify right side
    45,286.38x = 1,803,756,149.79
  5. Step 5: Solve for x
    x = 1,803,756,149.79/45,286.38
  6. Step 6: Final answer
    x = 39,829.99

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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.