Home / 26,947.30-40,419.59-10,306.06

Finding the Fourth Proportional to 26,947.30, 40,419.59 and 10,306.06

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Solution

The fourth proportional to 26,947.30, 40,419.59 and 10,306.06 is: 15,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.30 : 40,419.59 = 10,306.06 : x
  2. Step 2: Convert to fraction form
    26,947.30/40,419.59 = 10,306.06/x
  3. Step 3: Cross multiply
    26,947.30x = 40,419.59 × 10,306.06
  4. Step 4: Simplify right side
    26,947.30x = 416,566,466.09
  5. Step 5: Solve for x
    x = 416,566,466.09/26,947.30
  6. Step 6: Final answer
    x = 15,458.56

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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.