Home / 21,049.39-29,048.19-11,617.95

Finding the Fourth Proportional to 21,049.39, 29,048.19 and 11,617.95

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Solution

The fourth proportional to 21,049.39, 29,048.19 and 11,617.95 is: 16,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049.39 : 29,048.19 = 11,617.95 : x
  2. Step 2: Convert to fraction form
    21,049.39/29,048.19 = 11,617.95/x
  3. Step 3: Cross multiply
    21,049.39x = 29,048.19 × 11,617.95
  4. Step 4: Simplify right side
    21,049.39x = 337,480,320.98
  5. Step 5: Solve for x
    x = 337,480,320.98/21,049.39
  6. Step 6: Final answer
    x = 16,032.79

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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.