Home / 66,911.06-100,366.76-22,568.92

Finding the Fourth Proportional to 66,911.06, 100,366.76 and 22,568.92

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Solution

The fourth proportional to 66,911.06, 100,366.76 and 22,568.92 is: 33,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,911.06 : 100,366.76 = 22,568.92 : x
  2. Step 2: Convert to fraction form
    66,911.06/100,366.76 = 22,568.92/x
  3. Step 3: Cross multiply
    66,911.06x = 100,366.76 × 22,568.92
  4. Step 4: Simplify right side
    66,911.06x = 2,265,169,474.35
  5. Step 5: Solve for x
    x = 2,265,169,474.35/66,911.06
  6. Step 6: Final answer
    x = 33,853.44

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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.