Home / 16,179.88-24,280.80-6,319.12

Finding the Fourth Proportional to 16,179.88, 24,280.80 and 6,319.12

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Solution

The fourth proportional to 16,179.88, 24,280.80 and 6,319.12 is: 9,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179.88 : 24,280.80 = 6,319.12 : x
  2. Step 2: Convert to fraction form
    16,179.88/24,280.80 = 6,319.12/x
  3. Step 3: Cross multiply
    16,179.88x = 24,280.80 × 6,319.12
  4. Step 4: Simplify right side
    16,179.88x = 153,433,288.90
  5. Step 5: Solve for x
    x = 153,433,288.90/16,179.88
  6. Step 6: Final answer
    x = 9,482.97

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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.