Home / 16,138.56-24,205.11-4,292.52

Finding the Fourth Proportional to 16,138.56, 24,205.11 and 4,292.52

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Solution

The fourth proportional to 16,138.56, 24,205.11 and 4,292.52 is: 6,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.56 : 24,205.11 = 4,292.52 : x
  2. Step 2: Convert to fraction form
    16,138.56/24,205.11 = 4,292.52/x
  3. Step 3: Cross multiply
    16,138.56x = 24,205.11 × 4,292.52
  4. Step 4: Simplify right side
    16,138.56x = 103,900,918.78
  5. Step 5: Solve for x
    x = 103,900,918.78/16,138.56
  6. Step 6: Final answer
    x = 6,438.05

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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.