Home / 14,545.92-21,816.96-5,778.56

Finding the Fourth Proportional to 14,545.92, 21,816.96 and 5,778.56

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Solution

The fourth proportional to 14,545.92, 21,816.96 and 5,778.56 is: 8,667.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.92 : 21,816.96 = 5,778.56 : x
  2. Step 2: Convert to fraction form
    14,545.92/21,816.96 = 5,778.56/x
  3. Step 3: Cross multiply
    14,545.92x = 21,816.96 × 5,778.56
  4. Step 4: Simplify right side
    14,545.92x = 126,070,612.38
  5. Step 5: Solve for x
    x = 126,070,612.38/14,545.92
  6. Step 6: Final answer
    x = 8,667.08

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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.