Home / 40,064.11-55,286.25-22,157.93

Finding the Fourth Proportional to 40,064.11, 55,286.25 and 22,157.93

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Solution

The fourth proportional to 40,064.11, 55,286.25 and 22,157.93 is: 30,576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,064.11 : 55,286.25 = 22,157.93 : x
  2. Step 2: Convert to fraction form
    40,064.11/55,286.25 = 22,157.93/x
  3. Step 3: Cross multiply
    40,064.11x = 55,286.25 × 22,157.93
  4. Step 4: Simplify right side
    40,064.11x = 1,225,028,857.46
  5. Step 5: Solve for x
    x = 1,225,028,857.46/40,064.11
  6. Step 6: Final answer
    x = 30,576.71

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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.