Home / 34,190.65-47,145.90-22,231.81

Finding the Fourth Proportional to 34,190.65, 47,145.90 and 22,231.81

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Solution

The fourth proportional to 34,190.65, 47,145.90 and 22,231.81 is: 30,655.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,190.65 : 47,145.90 = 22,231.81 : x
  2. Step 2: Convert to fraction form
    34,190.65/47,145.90 = 22,231.81/x
  3. Step 3: Cross multiply
    34,190.65x = 47,145.90 × 22,231.81
  4. Step 4: Simplify right side
    34,190.65x = 1,048,138,750.01
  5. Step 5: Solve for x
    x = 1,048,138,750.01/34,190.65
  6. Step 6: Final answer
    x = 30,655.71

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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.