Home / 36,219.80-54,305.40-16,488.20

Finding the Fourth Proportional to 36,219.80, 54,305.40 and 16,488.20

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Solution

The fourth proportional to 36,219.80, 54,305.40 and 16,488.20 is: 24,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.80 : 54,305.40 = 16,488.20 : x
  2. Step 2: Convert to fraction form
    36,219.80/54,305.40 = 16,488.20/x
  3. Step 3: Cross multiply
    36,219.80x = 54,305.40 × 16,488.20
  4. Step 4: Simplify right side
    36,219.80x = 895,398,296.28
  5. Step 5: Solve for x
    x = 895,398,296.28/36,219.80
  6. Step 6: Final answer
    x = 24,721.24

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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.