Home / 47,223.78-70,824.33-13,934.85

Finding the Fourth Proportional to 47,223.78, 70,824.33 and 13,934.85

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Solution

The fourth proportional to 47,223.78, 70,824.33 and 13,934.85 is: 20,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223.78 : 70,824.33 = 13,934.85 : x
  2. Step 2: Convert to fraction form
    47,223.78/70,824.33 = 13,934.85/x
  3. Step 3: Cross multiply
    47,223.78x = 70,824.33 × 13,934.85
  4. Step 4: Simplify right side
    47,223.78x = 986,926,414.90
  5. Step 5: Solve for x
    x = 986,926,414.90/47,223.78
  6. Step 6: Final answer
    x = 20,898.93

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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.