Home / 34,932.80-52,399.20-28,020.80

Finding the Fourth Proportional to 34,932.80, 52,399.20 and 28,020.80

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Solution

The fourth proportional to 34,932.80, 52,399.20 and 28,020.80 is: 42,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,932.80 : 52,399.20 = 28,020.80 : x
  2. Step 2: Convert to fraction form
    34,932.80/52,399.20 = 28,020.80/x
  3. Step 3: Cross multiply
    34,932.80x = 52,399.20 × 28,020.80
  4. Step 4: Simplify right side
    34,932.80x = 1,468,267,503.36
  5. Step 5: Solve for x
    x = 1,468,267,503.36/34,932.80
  6. Step 6: Final answer
    x = 42,031.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.