Home / 16,479.38-24,718.86-3,999.50

Finding the Fourth Proportional to 16,479.38, 24,718.86 and 3,999.50

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Solution

The fourth proportional to 16,479.38, 24,718.86 and 3,999.50 is: 5,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.38 : 24,718.86 = 3,999.50 : x
  2. Step 2: Convert to fraction form
    16,479.38/24,718.86 = 3,999.50/x
  3. Step 3: Cross multiply
    16,479.38x = 24,718.86 × 3,999.50
  4. Step 4: Simplify right side
    16,479.38x = 98,863,080.57
  5. Step 5: Solve for x
    x = 98,863,080.57/16,479.38
  6. Step 6: Final answer
    x = 5,999.20

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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.