Home / 26,453.16-39,679.78-6,731.66

Finding the Fourth Proportional to 26,453.16, 39,679.78 and 6,731.66

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Solution

The fourth proportional to 26,453.16, 39,679.78 and 6,731.66 is: 10,097.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,453.16 : 39,679.78 = 6,731.66 : x
  2. Step 2: Convert to fraction form
    26,453.16/39,679.78 = 6,731.66/x
  3. Step 3: Cross multiply
    26,453.16x = 39,679.78 × 6,731.66
  4. Step 4: Simplify right side
    26,453.16x = 267,110,787.83
  5. Step 5: Solve for x
    x = 267,110,787.83/26,453.16
  6. Step 6: Final answer
    x = 10,097.50

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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.