Home / 14,381.60-21,582.24-5,021.61

Finding the Fourth Proportional to 14,381.60, 21,582.24 and 5,021.61

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Solution

The fourth proportional to 14,381.60, 21,582.24 and 5,021.61 is: 7,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.60 : 21,582.24 = 5,021.61 : x
  2. Step 2: Convert to fraction form
    14,381.60/21,582.24 = 5,021.61/x
  3. Step 3: Cross multiply
    14,381.60x = 21,582.24 × 5,021.61
  4. Step 4: Simplify right side
    14,381.60x = 108,377,592.21
  5. Step 5: Solve for x
    x = 108,377,592.21/14,381.60
  6. Step 6: Final answer
    x = 7,535.85

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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.