Home / 49,211.07-67,910.07-27,988.98

Finding the Fourth Proportional to 49,211.07, 67,910.07 and 27,988.98

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Solution

The fourth proportional to 49,211.07, 67,910.07 and 27,988.98 is: 38,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211.07 : 67,910.07 = 27,988.98 : x
  2. Step 2: Convert to fraction form
    49,211.07/67,910.07 = 27,988.98/x
  3. Step 3: Cross multiply
    49,211.07x = 67,910.07 × 27,988.98
  4. Step 4: Simplify right side
    49,211.07x = 1,900,733,591.03
  5. Step 5: Solve for x
    x = 1,900,733,591.03/49,211.07
  6. Step 6: Final answer
    x = 38,624.11

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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.