Home / 16,520.96-24,781.44-5,990.71

Finding the Fourth Proportional to 16,520.96, 24,781.44 and 5,990.71

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Solution

The fourth proportional to 16,520.96, 24,781.44 and 5,990.71 is: 8,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.96 : 24,781.44 = 5,990.71 : x
  2. Step 2: Convert to fraction form
    16,520.96/24,781.44 = 5,990.71/x
  3. Step 3: Cross multiply
    16,520.96x = 24,781.44 × 5,990.71
  4. Step 4: Simplify right side
    16,520.96x = 148,458,427.40
  5. Step 5: Solve for x
    x = 148,458,427.40/16,520.96
  6. Step 6: Final answer
    x = 8,986.06

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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.