Home / 26,731.68-40,097.60-9,201.28

Finding the Fourth Proportional to 26,731.68, 40,097.60 and 9,201.28

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Solution

The fourth proportional to 26,731.68, 40,097.60 and 9,201.28 is: 13,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.68 : 40,097.60 = 9,201.28 : x
  2. Step 2: Convert to fraction form
    26,731.68/40,097.60 = 9,201.28/x
  3. Step 3: Cross multiply
    26,731.68x = 40,097.60 × 9,201.28
  4. Step 4: Simplify right side
    26,731.68x = 368,949,244.93
  5. Step 5: Solve for x
    x = 368,949,244.93/26,731.68
  6. Step 6: Final answer
    x = 13,801.95

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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.