Home / 12,498.05-18,747.05-4,176.17

Finding the Fourth Proportional to 12,498.05, 18,747.05 and 4,176.17

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Solution

The fourth proportional to 12,498.05, 18,747.05 and 4,176.17 is: 6,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498.05 : 18,747.05 = 4,176.17 : x
  2. Step 2: Convert to fraction form
    12,498.05/18,747.05 = 4,176.17/x
  3. Step 3: Cross multiply
    12,498.05x = 18,747.05 × 4,176.17
  4. Step 4: Simplify right side
    12,498.05x = 78,290,753.18
  5. Step 5: Solve for x
    x = 78,290,753.18/12,498.05
  6. Step 6: Final answer
    x = 6,264.24

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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.