Home / 29,616.22-40,871.48-16,188.38

Finding the Fourth Proportional to 29,616.22, 40,871.48 and 16,188.38

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Solution

The fourth proportional to 29,616.22, 40,871.48 and 16,188.38 is: 22,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,616.22 : 40,871.48 = 16,188.38 : x
  2. Step 2: Convert to fraction form
    29,616.22/40,871.48 = 16,188.38/x
  3. Step 3: Cross multiply
    29,616.22x = 40,871.48 × 16,188.38
  4. Step 4: Simplify right side
    29,616.22x = 661,643,049.40
  5. Step 5: Solve for x
    x = 661,643,049.40/29,616.22
  6. Step 6: Final answer
    x = 22,340.56

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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.