Home / 17,616.15-24,296.18-15,487.16

Finding the Fourth Proportional to 17,616.15, 24,296.18 and 15,487.16

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Solution

The fourth proportional to 17,616.15, 24,296.18 and 15,487.16 is: 21,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616.15 : 24,296.18 = 15,487.16 : x
  2. Step 2: Convert to fraction form
    17,616.15/24,296.18 = 15,487.16/x
  3. Step 3: Cross multiply
    17,616.15x = 24,296.18 × 15,487.16
  4. Step 4: Simplify right side
    17,616.15x = 376,278,628.13
  5. Step 5: Solve for x
    x = 376,278,628.13/17,616.15
  6. Step 6: Final answer
    x = 21,359.87

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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.