Home / 36,371.47-54,551.13-10,078.87

Finding the Fourth Proportional to 36,371.47, 54,551.13 and 10,078.87

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Solution

The fourth proportional to 36,371.47, 54,551.13 and 10,078.87 is: 15,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,371.47 : 54,551.13 = 10,078.87 : x
  2. Step 2: Convert to fraction form
    36,371.47/54,551.13 = 10,078.87/x
  3. Step 3: Cross multiply
    36,371.47x = 54,551.13 × 10,078.87
  4. Step 4: Simplify right side
    36,371.47x = 549,813,747.62
  5. Step 5: Solve for x
    x = 549,813,747.62/36,371.47
  6. Step 6: Final answer
    x = 15,116.62

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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.