Home / 40,322.11-55,644.73-22,174.00

Finding the Fourth Proportional to 40,322.11, 55,644.73 and 22,174.00

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Solution

The fourth proportional to 40,322.11, 55,644.73 and 22,174.00 is: 30,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.11 : 55,644.73 = 22,174.00 : x
  2. Step 2: Convert to fraction form
    40,322.11/55,644.73 = 22,174.00/x
  3. Step 3: Cross multiply
    40,322.11x = 55,644.73 × 22,174.00
  4. Step 4: Simplify right side
    40,322.11x = 1,233,866,229.42
  5. Step 5: Solve for x
    x = 1,233,866,229.42/40,322.11
  6. Step 6: Final answer
    x = 30,600.24

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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.