Home / 15,517.79-23,272.58-4,270.46

Finding the Fourth Proportional to 15,517.79, 23,272.58 and 4,270.46

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Solution

The fourth proportional to 15,517.79, 23,272.58 and 4,270.46 is: 6,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.79 : 23,272.58 = 4,270.46 : x
  2. Step 2: Convert to fraction form
    15,517.79/23,272.58 = 4,270.46/x
  3. Step 3: Cross multiply
    15,517.79x = 23,272.58 × 4,270.46
  4. Step 4: Simplify right side
    15,517.79x = 99,384,658.82
  5. Step 5: Solve for x
    x = 99,384,658.82/15,517.79
  6. Step 6: Final answer
    x = 6,404.56

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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.