Home / 26,971.30-40,454.79-9,200.44

Finding the Fourth Proportional to 26,971.30, 40,454.79 and 9,200.44

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Solution

The fourth proportional to 26,971.30, 40,454.79 and 9,200.44 is: 13,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,971.30 : 40,454.79 = 9,200.44 : x
  2. Step 2: Convert to fraction form
    26,971.30/40,454.79 = 9,200.44/x
  3. Step 3: Cross multiply
    26,971.30x = 40,454.79 × 9,200.44
  4. Step 4: Simplify right side
    26,971.30x = 372,201,868.11
  5. Step 5: Solve for x
    x = 372,201,868.11/26,971.30
  6. Step 6: Final answer
    x = 13,799.92

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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.