Home / 52,211.97-72,052.59-28,338.65

Finding the Fourth Proportional to 52,211.97, 72,052.59 and 28,338.65

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Solution

The fourth proportional to 52,211.97, 72,052.59 and 28,338.65 is: 39,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.97 : 72,052.59 = 28,338.65 : x
  2. Step 2: Convert to fraction form
    52,211.97/72,052.59 = 28,338.65/x
  3. Step 3: Cross multiply
    52,211.97x = 72,052.59 × 28,338.65
  4. Step 4: Simplify right side
    52,211.97x = 2,041,873,109.35
  5. Step 5: Solve for x
    x = 2,041,873,109.35/52,211.97
  6. Step 6: Final answer
    x = 39,107.38

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1.5x scale

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.