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Finding the Fourth Proportional to 55,116.93, 82,674.84 and 15,668.85

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Solution

The fourth proportional to 55,116.93, 82,674.84 and 15,668.85 is: 23,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.93 : 82,674.84 = 15,668.85 : x
  2. Step 2: Convert to fraction form
    55,116.93/82,674.84 = 15,668.85/x
  3. Step 3: Cross multiply
    55,116.93x = 82,674.84 × 15,668.85
  4. Step 4: Simplify right side
    55,116.93x = 1,295,419,666.73
  5. Step 5: Solve for x
    x = 1,295,419,666.73/55,116.93
  6. Step 6: Final answer
    x = 23,503.12

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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.