Home / 26,781.23-40,171.64-8,061.18

Finding the Fourth Proportional to 26,781.23, 40,171.64 and 8,061.18

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Solution

The fourth proportional to 26,781.23, 40,171.64 and 8,061.18 is: 12,091.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781.23 : 40,171.64 = 8,061.18 : x
  2. Step 2: Convert to fraction form
    26,781.23/40,171.64 = 8,061.18/x
  3. Step 3: Cross multiply
    26,781.23x = 40,171.64 × 8,061.18
  4. Step 4: Simplify right side
    26,781.23x = 323,830,780.63
  5. Step 5: Solve for x
    x = 323,830,780.63/26,781.23
  6. Step 6: Final answer
    x = 12,091.71

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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.