Home / 29,320.82-40,462.78-17,218.97

Finding the Fourth Proportional to 29,320.82, 40,462.78 and 17,218.97

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Solution

The fourth proportional to 29,320.82, 40,462.78 and 17,218.97 is: 23,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320.82 : 40,462.78 = 17,218.97 : x
  2. Step 2: Convert to fraction form
    29,320.82/40,462.78 = 17,218.97/x
  3. Step 3: Cross multiply
    29,320.82x = 40,462.78 × 17,218.97
  4. Step 4: Simplify right side
    29,320.82x = 696,727,149.58
  5. Step 5: Solve for x
    x = 696,727,149.58/29,320.82
  6. Step 6: Final answer
    x = 23,762.20

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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.