Home / 18,212.07-27,320.07-5,732.48

Finding the Fourth Proportional to 18,212.07, 27,320.07 and 5,732.48

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Solution

The fourth proportional to 18,212.07, 27,320.07 and 5,732.48 is: 8,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,212.07 : 27,320.07 = 5,732.48 : x
  2. Step 2: Convert to fraction form
    18,212.07/27,320.07 = 5,732.48/x
  3. Step 3: Cross multiply
    18,212.07x = 27,320.07 × 5,732.48
  4. Step 4: Simplify right side
    18,212.07x = 156,611,618.27
  5. Step 5: Solve for x
    x = 156,611,618.27/18,212.07
  6. Step 6: Final answer
    x = 8,599.33

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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.