Home / 52,257.62-72,115.91-28,384.29

Finding the Fourth Proportional to 52,257.62, 72,115.91 and 28,384.29

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Solution

The fourth proportional to 52,257.62, 72,115.91 and 28,384.29 is: 39,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,257.62 : 72,115.91 = 28,384.29 : x
  2. Step 2: Convert to fraction form
    52,257.62/72,115.91 = 28,384.29/x
  3. Step 3: Cross multiply
    52,257.62x = 72,115.91 × 28,384.29
  4. Step 4: Simplify right side
    52,257.62x = 2,046,958,867.57
  5. Step 5: Solve for x
    x = 2,046,958,867.57/52,257.62
  6. Step 6: Final answer
    x = 39,170.53

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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.