Home / 16,121.85-24,176.54-6,259.79

Finding the Fourth Proportional to 16,121.85, 24,176.54 and 6,259.79

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Solution

The fourth proportional to 16,121.85, 24,176.54 and 6,259.79 is: 9,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.85 : 24,176.54 = 6,259.79 : x
  2. Step 2: Convert to fraction form
    16,121.85/24,176.54 = 6,259.79/x
  3. Step 3: Cross multiply
    16,121.85x = 24,176.54 × 6,259.79
  4. Step 4: Simplify right side
    16,121.85x = 151,340,139.42
  5. Step 5: Solve for x
    x = 151,340,139.42/16,121.85
  6. Step 6: Final answer
    x = 9,387.27

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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.