Home / 26,364.21-39,546.31-10,781.83

Finding the Fourth Proportional to 26,364.21, 39,546.31 and 10,781.83

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Solution

The fourth proportional to 26,364.21, 39,546.31 and 10,781.83 is: 16,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,364.21 : 39,546.31 = 10,781.83 : x
  2. Step 2: Convert to fraction form
    26,364.21/39,546.31 = 10,781.83/x
  3. Step 3: Cross multiply
    26,364.21x = 39,546.31 × 10,781.83
  4. Step 4: Simplify right side
    26,364.21x = 426,381,591.55
  5. Step 5: Solve for x
    x = 426,381,591.55/26,364.21
  6. Step 6: Final answer
    x = 16,172.74

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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.