Home / 29,365.13-40,523.92-16,790.15

Finding the Fourth Proportional to 29,365.13, 40,523.92 and 16,790.15

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Solution

The fourth proportional to 29,365.13, 40,523.92 and 16,790.15 is: 23,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,365.13 : 40,523.92 = 16,790.15 : x
  2. Step 2: Convert to fraction form
    29,365.13/40,523.92 = 16,790.15/x
  3. Step 3: Cross multiply
    29,365.13x = 40,523.92 × 16,790.15
  4. Step 4: Simplify right side
    29,365.13x = 680,402,450.79
  5. Step 5: Solve for x
    x = 680,402,450.79/29,365.13
  6. Step 6: Final answer
    x = 23,170.43

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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.