Home / 26,753.60-40,145.76-20,893.76

Finding the Fourth Proportional to 26,753.60, 40,145.76 and 20,893.76

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Solution

The fourth proportional to 26,753.60, 40,145.76 and 20,893.76 is: 31,352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.60 : 40,145.76 = 20,893.76 : x
  2. Step 2: Convert to fraction form
    26,753.60/40,145.76 = 20,893.76/x
  3. Step 3: Cross multiply
    26,753.60x = 40,145.76 × 20,893.76
  4. Step 4: Simplify right side
    26,753.60x = 838,795,874.46
  5. Step 5: Solve for x
    x = 838,795,874.46/26,753.60
  6. Step 6: Final answer
    x = 31,352.64

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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.