Home / 16,770.11-25,158.80-5,084.21

Finding the Fourth Proportional to 16,770.11, 25,158.80 and 5,084.21

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Solution

The fourth proportional to 16,770.11, 25,158.80 and 5,084.21 is: 7,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.11 : 25,158.80 = 5,084.21 : x
  2. Step 2: Convert to fraction form
    16,770.11/25,158.80 = 5,084.21/x
  3. Step 3: Cross multiply
    16,770.11x = 25,158.80 × 5,084.21
  4. Step 4: Simplify right side
    16,770.11x = 127,912,622.55
  5. Step 5: Solve for x
    x = 127,912,622.55/16,770.11
  6. Step 6: Final answer
    x = 7,627.42

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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.