Home / 29,723.15-41,022.14-18,396.28

Finding the Fourth Proportional to 29,723.15, 41,022.14 and 18,396.28

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Solution

The fourth proportional to 29,723.15, 41,022.14 and 18,396.28 is: 25,389.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723.15 : 41,022.14 = 18,396.28 : x
  2. Step 2: Convert to fraction form
    29,723.15/41,022.14 = 18,396.28/x
  3. Step 3: Cross multiply
    29,723.15x = 41,022.14 × 18,396.28
  4. Step 4: Simplify right side
    29,723.15x = 754,654,773.64
  5. Step 5: Solve for x
    x = 754,654,773.64/29,723.15
  6. Step 6: Final answer
    x = 25,389.46

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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.