Home / 40,222.28-55,309.91-34,907.87

Finding the Fourth Proportional to 40,222.28, 55,309.91 and 34,907.87

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Solution

The fourth proportional to 40,222.28, 55,309.91 and 34,907.87 is: 48,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222.28 : 55,309.91 = 34,907.87 : x
  2. Step 2: Convert to fraction form
    40,222.28/55,309.91 = 34,907.87/x
  3. Step 3: Cross multiply
    40,222.28x = 55,309.91 × 34,907.87
  4. Step 4: Simplify right side
    40,222.28x = 1,930,750,696.90
  5. Step 5: Solve for x
    x = 1,930,750,696.90/40,222.28
  6. Step 6: Final answer
    x = 48,002.03

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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.