Home / 15,179.64-22,767.91-4,085.88

Finding the Fourth Proportional to 15,179.64, 22,767.91 and 4,085.88

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Solution

The fourth proportional to 15,179.64, 22,767.91 and 4,085.88 is: 6,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,179.64 : 22,767.91 = 4,085.88 : x
  2. Step 2: Convert to fraction form
    15,179.64/22,767.91 = 4,085.88/x
  3. Step 3: Cross multiply
    15,179.64x = 22,767.91 × 4,085.88
  4. Step 4: Simplify right side
    15,179.64x = 93,026,937.90
  5. Step 5: Solve for x
    x = 93,026,937.90/15,179.64
  6. Step 6: Final answer
    x = 6,128.40

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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.