Home / 19,947.20-27,501.57-16,348.91

Finding the Fourth Proportional to 19,947.20, 27,501.57 and 16,348.91

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Solution

The fourth proportional to 19,947.20, 27,501.57 and 16,348.91 is: 22,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.20 : 27,501.57 = 16,348.91 : x
  2. Step 2: Convert to fraction form
    19,947.20/27,501.57 = 16,348.91/x
  3. Step 3: Cross multiply
    19,947.20x = 27,501.57 × 16,348.91
  4. Step 4: Simplify right side
    19,947.20x = 449,620,555.28
  5. Step 5: Solve for x
    x = 449,620,555.28/19,947.20
  6. Step 6: Final answer
    x = 22,540.54

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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.