Home / 37,175.73-55,751.81-12,209.97

Finding the Fourth Proportional to 37,175.73, 55,751.81 and 12,209.97

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Solution

The fourth proportional to 37,175.73, 55,751.81 and 12,209.97 is: 18,311.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,175.73 : 55,751.81 = 12,209.97 : x
  2. Step 2: Convert to fraction form
    37,175.73/55,751.81 = 12,209.97/x
  3. Step 3: Cross multiply
    37,175.73x = 55,751.81 × 12,209.97
  4. Step 4: Simplify right side
    37,175.73x = 680,727,927.55
  5. Step 5: Solve for x
    x = 680,727,927.55/37,175.73
  6. Step 6: Final answer
    x = 18,311.08

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1.5x scale

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.