Home / 15,179.80-22,761.82-5,817.04

Finding the Fourth Proportional to 15,179.80, 22,761.82 and 5,817.04

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Solution

The fourth proportional to 15,179.80, 22,761.82 and 5,817.04 is: 8,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,179.80 : 22,761.82 = 5,817.04 : x
  2. Step 2: Convert to fraction form
    15,179.80/22,761.82 = 5,817.04/x
  3. Step 3: Cross multiply
    15,179.80x = 22,761.82 × 5,817.04
  4. Step 4: Simplify right side
    15,179.80x = 132,406,417.41
  5. Step 5: Solve for x
    x = 132,406,417.41/15,179.80
  6. Step 6: Final answer
    x = 8,722.54

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1.5x scale

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.