Home / 40,174.06-55,434.39-22,269.06

Finding the Fourth Proportional to 40,174.06, 55,434.39 and 22,269.06

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Solution

The fourth proportional to 40,174.06, 55,434.39 and 22,269.06 is: 30,728.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.06 : 55,434.39 = 22,269.06 : x
  2. Step 2: Convert to fraction form
    40,174.06/55,434.39 = 22,269.06/x
  3. Step 3: Cross multiply
    40,174.06x = 55,434.39 × 22,269.06
  4. Step 4: Simplify right side
    40,174.06x = 1,234,471,756.97
  5. Step 5: Solve for x
    x = 1,234,471,756.97/40,174.06
  6. Step 6: Final answer
    x = 30,728.08

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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.