Home / 69,012.35-103,518.49-22,265.23

Finding the Fourth Proportional to 69,012.35, 103,518.49 and 22,265.23

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Solution

The fourth proportional to 69,012.35, 103,518.49 and 22,265.23 is: 33,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,012.35 : 103,518.49 = 22,265.23 : x
  2. Step 2: Convert to fraction form
    69,012.35/103,518.49 = 22,265.23/x
  3. Step 3: Cross multiply
    69,012.35x = 103,518.49 × 22,265.23
  4. Step 4: Simplify right side
    69,012.35x = 2,304,862,989.10
  5. Step 5: Solve for x
    x = 2,304,862,989.10/69,012.35
  6. Step 6: Final answer
    x = 33,397.83

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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.