Home / 14,176.39-21,264.56-4,188.15

Finding the Fourth Proportional to 14,176.39, 21,264.56 and 4,188.15

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Solution

The fourth proportional to 14,176.39, 21,264.56 and 4,188.15 is: 6,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.39 : 21,264.56 = 4,188.15 : x
  2. Step 2: Convert to fraction form
    14,176.39/21,264.56 = 4,188.15/x
  3. Step 3: Cross multiply
    14,176.39x = 21,264.56 × 4,188.15
  4. Step 4: Simplify right side
    14,176.39x = 89,059,257.18
  5. Step 5: Solve for x
    x = 89,059,257.18/14,176.39
  6. Step 6: Final answer
    x = 6,282.22

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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.