Home / 15,159.83-22,742.28-6,839.64

Finding the Fourth Proportional to 15,159.83, 22,742.28 and 6,839.64

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Solution

The fourth proportional to 15,159.83, 22,742.28 and 6,839.64 is: 10,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.83 : 22,742.28 = 6,839.64 : x
  2. Step 2: Convert to fraction form
    15,159.83/22,742.28 = 6,839.64/x
  3. Step 3: Cross multiply
    15,159.83x = 22,742.28 × 6,839.64
  4. Step 4: Simplify right side
    15,159.83x = 155,549,007.98
  5. Step 5: Solve for x
    x = 155,549,007.98/15,159.83
  6. Step 6: Final answer
    x = 10,260.61

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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.