Home / 16,249.95-24,380.37-7,478.25

Finding the Fourth Proportional to 16,249.95, 24,380.37 and 7,478.25

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Solution

The fourth proportional to 16,249.95, 24,380.37 and 7,478.25 is: 11,219.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,249.95 : 24,380.37 = 7,478.25 : x
  2. Step 2: Convert to fraction form
    16,249.95/24,380.37 = 7,478.25/x
  3. Step 3: Cross multiply
    16,249.95x = 24,380.37 × 7,478.25
  4. Step 4: Simplify right side
    16,249.95x = 182,322,501.95
  5. Step 5: Solve for x
    x = 182,322,501.95/16,249.95
  6. Step 6: Final answer
    x = 11,219.88

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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.