Home / 16,385.43-24,578.16-5,991.51

Finding the Fourth Proportional to 16,385.43, 24,578.16 and 5,991.51

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Solution

The fourth proportional to 16,385.43, 24,578.16 and 5,991.51 is: 8,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385.43 : 24,578.16 = 5,991.51 : x
  2. Step 2: Convert to fraction form
    16,385.43/24,578.16 = 5,991.51/x
  3. Step 3: Cross multiply
    16,385.43x = 24,578.16 × 5,991.51
  4. Step 4: Simplify right side
    16,385.43x = 147,260,291.42
  5. Step 5: Solve for x
    x = 147,260,291.42/16,385.43
  6. Step 6: Final answer
    x = 8,987.27

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Double scale
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Similar ratio
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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.