Home / 25,484.92-38,227.02-12,338.44

Finding the Fourth Proportional to 25,484.92, 38,227.02 and 12,338.44

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Solution

The fourth proportional to 25,484.92, 38,227.02 and 12,338.44 is: 18,507.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.92 : 38,227.02 = 12,338.44 : x
  2. Step 2: Convert to fraction form
    25,484.92/38,227.02 = 12,338.44/x
  3. Step 3: Cross multiply
    25,484.92x = 38,227.02 × 12,338.44
  4. Step 4: Simplify right side
    25,484.92x = 471,661,792.65
  5. Step 5: Solve for x
    x = 471,661,792.65/25,484.92
  6. Step 6: Final answer
    x = 18,507.49

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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.