Home / 26,882.31-40,323.56-8,162.51

Finding the Fourth Proportional to 26,882.31, 40,323.56 and 8,162.51

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Solution

The fourth proportional to 26,882.31, 40,323.56 and 8,162.51 is: 12,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,882.31 : 40,323.56 = 8,162.51 : x
  2. Step 2: Convert to fraction form
    26,882.31/40,323.56 = 8,162.51/x
  3. Step 3: Cross multiply
    26,882.31x = 40,323.56 × 8,162.51
  4. Step 4: Simplify right side
    26,882.31x = 329,141,219.31
  5. Step 5: Solve for x
    x = 329,141,219.31/26,882.31
  6. Step 6: Final answer
    x = 12,243.78

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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.