Home / 16,120.80-24,179.38-4,432.50

Finding the Fourth Proportional to 16,120.80, 24,179.38 and 4,432.50

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Solution

The fourth proportional to 16,120.80, 24,179.38 and 4,432.50 is: 6,648.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.80 : 24,179.38 = 4,432.50 : x
  2. Step 2: Convert to fraction form
    16,120.80/24,179.38 = 4,432.50/x
  3. Step 3: Cross multiply
    16,120.80x = 24,179.38 × 4,432.50
  4. Step 4: Simplify right side
    16,120.80x = 107,175,090.77
  5. Step 5: Solve for x
    x = 107,175,090.77/16,120.80
  6. Step 6: Final answer
    x = 6,648.25

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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.