Home / 26,486.76-39,730.20-9,850.44

Finding the Fourth Proportional to 26,486.76, 39,730.20 and 9,850.44

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Solution

The fourth proportional to 26,486.76, 39,730.20 and 9,850.44 is: 14,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,486.76 : 39,730.20 = 9,850.44 : x
  2. Step 2: Convert to fraction form
    26,486.76/39,730.20 = 9,850.44/x
  3. Step 3: Cross multiply
    26,486.76x = 39,730.20 × 9,850.44
  4. Step 4: Simplify right side
    26,486.76x = 391,359,951.29
  5. Step 5: Solve for x
    x = 391,359,951.29/26,486.76
  6. Step 6: Final answer
    x = 14,775.68

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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.