Home / 29,120.28-40,185.82-16,373.48

Finding the Fourth Proportional to 29,120.28, 40,185.82 and 16,373.48

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Solution

The fourth proportional to 29,120.28, 40,185.82 and 16,373.48 is: 22,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120.28 : 40,185.82 = 16,373.48 : x
  2. Step 2: Convert to fraction form
    29,120.28/40,185.82 = 16,373.48/x
  3. Step 3: Cross multiply
    29,120.28x = 40,185.82 × 16,373.48
  4. Step 4: Simplify right side
    29,120.28x = 657,981,539.59
  5. Step 5: Solve for x
    x = 657,981,539.59/29,120.28
  6. Step 6: Final answer
    x = 22,595.31

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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.