Home / 15,553.95-23,330.71-3,867.27

Finding the Fourth Proportional to 15,553.95, 23,330.71 and 3,867.27

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Solution

The fourth proportional to 15,553.95, 23,330.71 and 3,867.27 is: 5,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.95 : 23,330.71 = 3,867.27 : x
  2. Step 2: Convert to fraction form
    15,553.95/23,330.71 = 3,867.27/x
  3. Step 3: Cross multiply
    15,553.95x = 23,330.71 × 3,867.27
  4. Step 4: Simplify right side
    15,553.95x = 90,226,154.86
  5. Step 5: Solve for x
    x = 90,226,154.86/15,553.95
  6. Step 6: Final answer
    x = 5,800.85

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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.