Home / 16,218.12-24,327.87-5,125.05

Finding the Fourth Proportional to 16,218.12, 24,327.87 and 5,125.05

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Solution

The fourth proportional to 16,218.12, 24,327.87 and 5,125.05 is: 7,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.12 : 24,327.87 = 5,125.05 : x
  2. Step 2: Convert to fraction form
    16,218.12/24,327.87 = 5,125.05/x
  3. Step 3: Cross multiply
    16,218.12x = 24,327.87 × 5,125.05
  4. Step 4: Simplify right side
    16,218.12x = 124,681,550.14
  5. Step 5: Solve for x
    x = 124,681,550.14/16,218.12
  6. Step 6: Final answer
    x = 7,687.79

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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.