Home / 26,957.42-40,375.95-20,671.13

Finding the Fourth Proportional to 26,957.42, 40,375.95 and 20,671.13

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Solution

The fourth proportional to 26,957.42, 40,375.95 and 20,671.13 is: 30,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,957.42 : 40,375.95 = 20,671.13 : x
  2. Step 2: Convert to fraction form
    26,957.42/40,375.95 = 20,671.13/x
  3. Step 3: Cross multiply
    26,957.42x = 40,375.95 × 20,671.13
  4. Step 4: Simplify right side
    26,957.42x = 834,616,511.32
  5. Step 5: Solve for x
    x = 834,616,511.32/26,957.42
  6. Step 6: Final answer
    x = 30,960.55

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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.