Home / 18,089.52-27,136.85-5,610.57

Finding the Fourth Proportional to 18,089.52, 27,136.85 and 5,610.57

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Solution

The fourth proportional to 18,089.52, 27,136.85 and 5,610.57 is: 8,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.52 : 27,136.85 = 5,610.57 : x
  2. Step 2: Convert to fraction form
    18,089.52/27,136.85 = 5,610.57/x
  3. Step 3: Cross multiply
    18,089.52x = 27,136.85 × 5,610.57
  4. Step 4: Simplify right side
    18,089.52x = 152,253,168.45
  5. Step 5: Solve for x
    x = 152,253,168.45/18,089.52
  6. Step 6: Final answer
    x = 8,416.65

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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.