Home / 29,016.72-40,035.60-16,441.20

Finding the Fourth Proportional to 29,016.72, 40,035.60 and 16,441.20

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Solution

The fourth proportional to 29,016.72, 40,035.60 and 16,441.20 is: 22,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016.72 : 40,035.60 = 16,441.20 : x
  2. Step 2: Convert to fraction form
    29,016.72/40,035.60 = 16,441.20/x
  3. Step 3: Cross multiply
    29,016.72x = 40,035.60 × 16,441.20
  4. Step 4: Simplify right side
    29,016.72x = 658,233,306.72
  5. Step 5: Solve for x
    x = 658,233,306.72/29,016.72
  6. Step 6: Final answer
    x = 22,684.62

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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.