Home / 27,677.12-41,511.20-7,951.18

Finding the Fourth Proportional to 27,677.12, 41,511.20 and 7,951.18

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Solution

The fourth proportional to 27,677.12, 41,511.20 and 7,951.18 is: 11,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,677.12 : 41,511.20 = 7,951.18 : x
  2. Step 2: Convert to fraction form
    27,677.12/41,511.20 = 7,951.18/x
  3. Step 3: Cross multiply
    27,677.12x = 41,511.20 × 7,951.18
  4. Step 4: Simplify right side
    27,677.12x = 330,063,023.22
  5. Step 5: Solve for x
    x = 330,063,023.22/27,677.12
  6. Step 6: Final answer
    x = 11,925.48

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1.5x scale

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.