Home / 17,515.20-24,170.52-9,557.52

Finding the Fourth Proportional to 17,515.20, 24,170.52 and 9,557.52

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Solution

The fourth proportional to 17,515.20, 24,170.52 and 9,557.52 is: 13,189.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.20 : 24,170.52 = 9,557.52 : x
  2. Step 2: Convert to fraction form
    17,515.20/24,170.52 = 9,557.52/x
  3. Step 3: Cross multiply
    17,515.20x = 24,170.52 × 9,557.52
  4. Step 4: Simplify right side
    17,515.20x = 231,010,228.31
  5. Step 5: Solve for x
    x = 231,010,228.31/17,515.20
  6. Step 6: Final answer
    x = 13,189.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.