Home / 18,180.76-27,276.36-15,046.24

Finding the Fourth Proportional to 18,180.76, 27,276.36 and 15,046.24

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Solution

The fourth proportional to 18,180.76, 27,276.36 and 15,046.24 is: 22,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.76 : 27,276.36 = 15,046.24 : x
  2. Step 2: Convert to fraction form
    18,180.76/27,276.36 = 15,046.24/x
  3. Step 3: Cross multiply
    18,180.76x = 27,276.36 × 15,046.24
  4. Step 4: Simplify right side
    18,180.76x = 410,406,658.89
  5. Step 5: Solve for x
    x = 410,406,658.89/18,180.76
  6. Step 6: Final answer
    x = 22,573.68

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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.