Home / 38,309.92-57,444.93-17,231.68

Finding the Fourth Proportional to 38,309.92, 57,444.93 and 17,231.68

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Solution

The fourth proportional to 38,309.92, 57,444.93 and 17,231.68 is: 25,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,309.92 : 57,444.93 = 17,231.68 : x
  2. Step 2: Convert to fraction form
    38,309.92/57,444.93 = 17,231.68/x
  3. Step 3: Cross multiply
    38,309.92x = 57,444.93 × 17,231.68
  4. Step 4: Simplify right side
    38,309.92x = 989,872,651.38
  5. Step 5: Solve for x
    x = 989,872,651.38/38,309.92
  6. Step 6: Final answer
    x = 25,838.55

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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.