Home / 14,811.43-22,218.53-5,451.62

Finding the Fourth Proportional to 14,811.43, 22,218.53 and 5,451.62

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Solution

The fourth proportional to 14,811.43, 22,218.53 and 5,451.62 is: 8,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.43 : 22,218.53 = 5,451.62 : x
  2. Step 2: Convert to fraction form
    14,811.43/22,218.53 = 5,451.62/x
  3. Step 3: Cross multiply
    14,811.43x = 22,218.53 × 5,451.62
  4. Step 4: Simplify right side
    14,811.43x = 121,127,051.69
  5. Step 5: Solve for x
    x = 121,127,051.69/14,811.43
  6. Step 6: Final answer
    x = 8,177.95

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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.