Home / 26,697.57-40,044.97-7,977.76

Finding the Fourth Proportional to 26,697.57, 40,044.97 and 7,977.76

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Solution

The fourth proportional to 26,697.57, 40,044.97 and 7,977.76 is: 11,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,697.57 : 40,044.97 = 7,977.76 : x
  2. Step 2: Convert to fraction form
    26,697.57/40,044.97 = 7,977.76/x
  3. Step 3: Cross multiply
    26,697.57x = 40,044.97 × 7,977.76
  4. Step 4: Simplify right side
    26,697.57x = 319,469,069.73
  5. Step 5: Solve for x
    x = 319,469,069.73/26,697.57
  6. Step 6: Final answer
    x = 11,966.22

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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.