Home / 27,451.73-37,870.82-16,121.03

Finding the Fourth Proportional to 27,451.73, 37,870.82 and 16,121.03

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Solution

The fourth proportional to 27,451.73, 37,870.82 and 16,121.03 is: 22,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,451.73 : 37,870.82 = 16,121.03 : x
  2. Step 2: Convert to fraction form
    27,451.73/37,870.82 = 16,121.03/x
  3. Step 3: Cross multiply
    27,451.73x = 37,870.82 × 16,121.03
  4. Step 4: Simplify right side
    27,451.73x = 610,516,506.52
  5. Step 5: Solve for x
    x = 610,516,506.52/27,451.73
  6. Step 6: Final answer
    x = 22,239.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.