Home / 57,280.62-85,922.37-15,727.50

Finding the Fourth Proportional to 57,280.62, 85,922.37 and 15,727.50

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Solution

The fourth proportional to 57,280.62, 85,922.37 and 15,727.50 is: 23,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,280.62 : 85,922.37 = 15,727.50 : x
  2. Step 2: Convert to fraction form
    57,280.62/85,922.37 = 15,727.50/x
  3. Step 3: Cross multiply
    57,280.62x = 85,922.37 × 15,727.50
  4. Step 4: Simplify right side
    57,280.62x = 1,351,344,074.18
  5. Step 5: Solve for x
    x = 1,351,344,074.18/57,280.62
  6. Step 6: Final answer
    x = 23,591.65

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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.