Home / 29,451.70-40,642.42-16,022.61

Finding the Fourth Proportional to 29,451.70, 40,642.42 and 16,022.61

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Solution

The fourth proportional to 29,451.70, 40,642.42 and 16,022.61 is: 22,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,451.70 : 40,642.42 = 16,022.61 : x
  2. Step 2: Convert to fraction form
    29,451.70/40,642.42 = 16,022.61/x
  3. Step 3: Cross multiply
    29,451.70x = 40,642.42 × 16,022.61
  4. Step 4: Simplify right side
    29,451.70x = 651,197,645.12
  5. Step 5: Solve for x
    x = 651,197,645.12/29,451.70
  6. Step 6: Final answer
    x = 22,110.70

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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.