Home / 15,218.98-22,830.29-6,452.75

Finding the Fourth Proportional to 15,218.98, 22,830.29 and 6,452.75

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Solution

The fourth proportional to 15,218.98, 22,830.29 and 6,452.75 is: 9,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,218.98 : 22,830.29 = 6,452.75 : x
  2. Step 2: Convert to fraction form
    15,218.98/22,830.29 = 6,452.75/x
  3. Step 3: Cross multiply
    15,218.98x = 22,830.29 × 6,452.75
  4. Step 4: Simplify right side
    15,218.98x = 147,318,121.53
  5. Step 5: Solve for x
    x = 147,318,121.53/15,218.98
  6. Step 6: Final answer
    x = 9,679.90

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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.