Home / 26,407.82-36,442.78-15,229.82

Finding the Fourth Proportional to 26,407.82, 36,442.78 and 15,229.82

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Solution

The fourth proportional to 26,407.82, 36,442.78 and 15,229.82 is: 21,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.82 : 36,442.78 = 15,229.82 : x
  2. Step 2: Convert to fraction form
    26,407.82/36,442.78 = 15,229.82/x
  3. Step 3: Cross multiply
    26,407.82x = 36,442.78 × 15,229.82
  4. Step 4: Simplify right side
    26,407.82x = 555,016,797.49
  5. Step 5: Solve for x
    x = 555,016,797.49/26,407.82
  6. Step 6: Final answer
    x = 21,017.14

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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.