Home / 29,745.20-41,057.20-17,178.32

Finding the Fourth Proportional to 29,745.20, 41,057.20 and 17,178.32

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Solution

The fourth proportional to 29,745.20, 41,057.20 and 17,178.32 is: 23,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,745.20 : 41,057.20 = 17,178.32 : x
  2. Step 2: Convert to fraction form
    29,745.20/41,057.20 = 17,178.32/x
  3. Step 3: Cross multiply
    29,745.20x = 41,057.20 × 17,178.32
  4. Step 4: Simplify right side
    29,745.20x = 705,293,719.90
  5. Step 5: Solve for x
    x = 705,293,719.90/29,745.20
  6. Step 6: Final answer
    x = 23,711.18

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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.