Home / 50,808.62-70,115.00-28,147.55

Finding the Fourth Proportional to 50,808.62, 70,115.00 and 28,147.55

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Solution

The fourth proportional to 50,808.62, 70,115.00 and 28,147.55 is: 38,843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,808.62 : 70,115.00 = 28,147.55 : x
  2. Step 2: Convert to fraction form
    50,808.62/70,115.00 = 28,147.55/x
  3. Step 3: Cross multiply
    50,808.62x = 70,115.00 × 28,147.55
  4. Step 4: Simplify right side
    50,808.62x = 1,973,564,976.94
  5. Step 5: Solve for x
    x = 1,973,564,976.94/50,808.62
  6. Step 6: Final answer
    x = 38,843.11

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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.