Home / 26,218.20-36,181.14-15,608.18

Finding the Fourth Proportional to 26,218.20, 36,181.14 and 15,608.18

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Solution

The fourth proportional to 26,218.20, 36,181.14 and 15,608.18 is: 21,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.20 : 36,181.14 = 15,608.18 : x
  2. Step 2: Convert to fraction form
    26,218.20/36,181.14 = 15,608.18/x
  3. Step 3: Cross multiply
    26,218.20x = 36,181.14 × 15,608.18
  4. Step 4: Simplify right side
    26,218.20x = 564,721,745.73
  5. Step 5: Solve for x
    x = 564,721,745.73/26,218.20
  6. Step 6: Final answer
    x = 21,539.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.