Home / 12,264.12-18,397.44-4,475.16

Finding the Fourth Proportional to 12,264.12, 18,397.44 and 4,475.16

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Solution

The fourth proportional to 12,264.12, 18,397.44 and 4,475.16 is: 6,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.12 : 18,397.44 = 4,475.16 : x
  2. Step 2: Convert to fraction form
    12,264.12/18,397.44 = 4,475.16/x
  3. Step 3: Cross multiply
    12,264.12x = 18,397.44 × 4,475.16
  4. Step 4: Simplify right side
    12,264.12x = 82,331,487.59
  5. Step 5: Solve for x
    x = 82,331,487.59/12,264.12
  6. Step 6: Final answer
    x = 6,713.20

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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.