Home / 16,543.43-24,801.20-7,176.40

Finding the Fourth Proportional to 16,543.43, 24,801.20 and 7,176.40

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Solution

The fourth proportional to 16,543.43, 24,801.20 and 7,176.40 is: 10,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.43 : 24,801.20 = 7,176.40 : x
  2. Step 2: Convert to fraction form
    16,543.43/24,801.20 = 7,176.40/x
  3. Step 3: Cross multiply
    16,543.43x = 24,801.20 × 7,176.40
  4. Step 4: Simplify right side
    16,543.43x = 177,983,228.68
  5. Step 5: Solve for x
    x = 177,983,228.68/16,543.43
  6. Step 6: Final answer
    x = 10,758.54

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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.