Home / 27,482.63-41,221.87-8,761.91

Finding the Fourth Proportional to 27,482.63, 41,221.87 and 8,761.91

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Solution

The fourth proportional to 27,482.63, 41,221.87 and 8,761.91 is: 13,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482.63 : 41,221.87 = 8,761.91 : x
  2. Step 2: Convert to fraction form
    27,482.63/41,221.87 = 8,761.91/x
  3. Step 3: Cross multiply
    27,482.63x = 41,221.87 × 8,761.91
  4. Step 4: Simplify right side
    27,482.63x = 361,182,086.96
  5. Step 5: Solve for x
    x = 361,182,086.96/27,482.63
  6. Step 6: Final answer
    x = 13,142.20

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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.