Home / 13,552.79-20,324.62-4,545.08

Finding the Fourth Proportional to 13,552.79, 20,324.62 and 4,545.08

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Solution

The fourth proportional to 13,552.79, 20,324.62 and 4,545.08 is: 6,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.79 : 20,324.62 = 4,545.08 : x
  2. Step 2: Convert to fraction form
    13,552.79/20,324.62 = 4,545.08/x
  3. Step 3: Cross multiply
    13,552.79x = 20,324.62 × 4,545.08
  4. Step 4: Simplify right side
    13,552.79x = 92,377,023.87
  5. Step 5: Solve for x
    x = 92,377,023.87/13,552.79
  6. Step 6: Final answer
    x = 6,816.09

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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.