Home / 52,619.90-72,616.92-29,653.43

Finding the Fourth Proportional to 52,619.90, 72,616.92 and 29,653.43

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Solution

The fourth proportional to 52,619.90, 72,616.92 and 29,653.43 is: 40,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,619.90 : 72,616.92 = 29,653.43 : x
  2. Step 2: Convert to fraction form
    52,619.90/72,616.92 = 29,653.43/x
  3. Step 3: Cross multiply
    52,619.90x = 72,616.92 × 29,653.43
  4. Step 4: Simplify right side
    52,619.90x = 2,153,340,754.04
  5. Step 5: Solve for x
    x = 2,153,340,754.04/52,619.90
  6. Step 6: Final answer
    x = 40,922.56

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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.