Home / 16,282.80-24,422.60-5,187.52

Finding the Fourth Proportional to 16,282.80, 24,422.60 and 5,187.52

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Solution

The fourth proportional to 16,282.80, 24,422.60 and 5,187.52 is: 7,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.80 : 24,422.60 = 5,187.52 : x
  2. Step 2: Convert to fraction form
    16,282.80/24,422.60 = 5,187.52/x
  3. Step 3: Cross multiply
    16,282.80x = 24,422.60 × 5,187.52
  4. Step 4: Simplify right side
    16,282.80x = 126,692,725.95
  5. Step 5: Solve for x
    x = 126,692,725.95/16,282.80
  6. Step 6: Final answer
    x = 7,780.77

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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.