Home / 27,578.16-38,060.67-16,251.18

Finding the Fourth Proportional to 27,578.16, 38,060.67 and 16,251.18

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Solution

The fourth proportional to 27,578.16, 38,060.67 and 16,251.18 is: 22,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,578.16 : 38,060.67 = 16,251.18 : x
  2. Step 2: Convert to fraction form
    27,578.16/38,060.67 = 16,251.18/x
  3. Step 3: Cross multiply
    27,578.16x = 38,060.67 × 16,251.18
  4. Step 4: Simplify right side
    27,578.16x = 618,530,799.09
  5. Step 5: Solve for x
    x = 618,530,799.09/27,578.16
  6. Step 6: Final answer
    x = 22,428.28

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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.