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Finding the Fourth Proportional to 26,731.93, 40,097.92 and 8,013.93

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Solution

The fourth proportional to 26,731.93, 40,097.92 and 8,013.93 is: 12,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.93 : 40,097.92 = 8,013.93 : x
  2. Step 2: Convert to fraction form
    26,731.93/40,097.92 = 8,013.93/x
  3. Step 3: Cross multiply
    26,731.93x = 40,097.92 × 8,013.93
  4. Step 4: Simplify right side
    26,731.93x = 321,341,924.03
  5. Step 5: Solve for x
    x = 321,341,924.03/26,731.93
  6. Step 6: Final answer
    x = 12,020.90

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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.