Home / 16,967.12-23,419.08-9,517.52

Finding the Fourth Proportional to 16,967.12, 23,419.08 and 9,517.52

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Solution

The fourth proportional to 16,967.12, 23,419.08 and 9,517.52 is: 13,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967.12 : 23,419.08 = 9,517.52 : x
  2. Step 2: Convert to fraction form
    16,967.12/23,419.08 = 9,517.52/x
  3. Step 3: Cross multiply
    16,967.12x = 23,419.08 × 9,517.52
  4. Step 4: Simplify right side
    16,967.12x = 222,891,562.28
  5. Step 5: Solve for x
    x = 222,891,562.28/16,967.12
  6. Step 6: Final answer
    x = 13,136.68

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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.