Home / 27,540.76-38,006.42-16,210.68

Finding the Fourth Proportional to 27,540.76, 38,006.42 and 16,210.68

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Solution

The fourth proportional to 27,540.76, 38,006.42 and 16,210.68 is: 22,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.76 : 38,006.42 = 16,210.68 : x
  2. Step 2: Convert to fraction form
    27,540.76/38,006.42 = 16,210.68/x
  3. Step 3: Cross multiply
    27,540.76x = 38,006.42 × 16,210.68
  4. Step 4: Simplify right side
    27,540.76x = 616,109,912.57
  5. Step 5: Solve for x
    x = 616,109,912.57/27,540.76
  6. Step 6: Final answer
    x = 22,370.84

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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.