Home / 16,545.21-24,819.39-5,451.93

Finding the Fourth Proportional to 16,545.21, 24,819.39 and 5,451.93

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Solution

The fourth proportional to 16,545.21, 24,819.39 and 5,451.93 is: 8,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.21 : 24,819.39 = 5,451.93 : x
  2. Step 2: Convert to fraction form
    16,545.21/24,819.39 = 5,451.93/x
  3. Step 3: Cross multiply
    16,545.21x = 24,819.39 × 5,451.93
  4. Step 4: Simplify right side
    16,545.21x = 135,313,576.92
  5. Step 5: Solve for x
    x = 135,313,576.92/16,545.21
  6. Step 6: Final answer
    x = 8,178.41

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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.