Home / 26,922.20-40,387.92-10,283.72

Finding the Fourth Proportional to 26,922.20, 40,387.92 and 10,283.72

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Solution

The fourth proportional to 26,922.20, 40,387.92 and 10,283.72 is: 15,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.20 : 40,387.92 = 10,283.72 : x
  2. Step 2: Convert to fraction form
    26,922.20/40,387.92 = 10,283.72/x
  3. Step 3: Cross multiply
    26,922.20x = 40,387.92 × 10,283.72
  4. Step 4: Simplify right side
    26,922.20x = 415,338,060.66
  5. Step 5: Solve for x
    x = 415,338,060.66/26,922.20
  6. Step 6: Final answer
    x = 15,427.34

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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.