Home / 51,286.95-76,930.49-13,847.01

Finding the Fourth Proportional to 51,286.95, 76,930.49 and 13,847.01

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Solution

The fourth proportional to 51,286.95, 76,930.49 and 13,847.01 is: 20,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,286.95 : 76,930.49 = 13,847.01 : x
  2. Step 2: Convert to fraction form
    51,286.95/76,930.49 = 13,847.01/x
  3. Step 3: Cross multiply
    51,286.95x = 76,930.49 × 13,847.01
  4. Step 4: Simplify right side
    51,286.95x = 1,065,257,195.10
  5. Step 5: Solve for x
    x = 1,065,257,195.10/51,286.95
  6. Step 6: Final answer
    x = 20,770.53

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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.