Home / 29,122.76-40,187.13-16,202.48

Finding the Fourth Proportional to 29,122.76, 40,187.13 and 16,202.48

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Solution

The fourth proportional to 29,122.76, 40,187.13 and 16,202.48 is: 22,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122.76 : 40,187.13 = 16,202.48 : x
  2. Step 2: Convert to fraction form
    29,122.76/40,187.13 = 16,202.48/x
  3. Step 3: Cross multiply
    29,122.76x = 40,187.13 × 16,202.48
  4. Step 4: Simplify right side
    29,122.76x = 651,131,170.08
  5. Step 5: Solve for x
    x = 651,131,170.08/29,122.76
  6. Step 6: Final answer
    x = 22,358.15

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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.