Home / 18,217.92-27,357.60-17,282.64

Finding the Fourth Proportional to 18,217.92, 27,357.60 and 17,282.64

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Solution

The fourth proportional to 18,217.92, 27,357.60 and 17,282.64 is: 25,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.92 : 27,357.60 = 17,282.64 : x
  2. Step 2: Convert to fraction form
    18,217.92/27,357.60 = 17,282.64/x
  3. Step 3: Cross multiply
    18,217.92x = 27,357.60 × 17,282.64
  4. Step 4: Simplify right side
    18,217.92x = 472,811,552.06
  5. Step 5: Solve for x
    x = 472,811,552.06/18,217.92
  6. Step 6: Final answer
    x = 25,953.10

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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.