Home / 29,115.28-40,183.47-17,791.35

Finding the Fourth Proportional to 29,115.28, 40,183.47 and 17,791.35

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Solution

The fourth proportional to 29,115.28, 40,183.47 and 17,791.35 is: 24,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.28 : 40,183.47 = 17,791.35 : x
  2. Step 2: Convert to fraction form
    29,115.28/40,183.47 = 17,791.35/x
  3. Step 3: Cross multiply
    29,115.28x = 40,183.47 × 17,791.35
  4. Step 4: Simplify right side
    29,115.28x = 714,918,178.98
  5. Step 5: Solve for x
    x = 714,918,178.98/29,115.28
  6. Step 6: Final answer
    x = 24,554.74

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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.