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Finding the Fourth Proportional to 26,734.52, 40,101.58 and 7,012.78

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Solution

The fourth proportional to 26,734.52, 40,101.58 and 7,012.78 is: 10,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.52 : 40,101.58 = 7,012.78 : x
  2. Step 2: Convert to fraction form
    26,734.52/40,101.58 = 7,012.78/x
  3. Step 3: Cross multiply
    26,734.52x = 40,101.58 × 7,012.78
  4. Step 4: Simplify right side
    26,734.52x = 281,223,466.70
  5. Step 5: Solve for x
    x = 281,223,466.70/26,734.52
  6. Step 6: Final answer
    x = 10,519.11

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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.