Home / 12,363.62-18,552.71-4,577.90

Finding the Fourth Proportional to 12,363.62, 18,552.71 and 4,577.90

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Solution

The fourth proportional to 12,363.62, 18,552.71 and 4,577.90 is: 6,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.62 : 18,552.71 = 4,577.90 : x
  2. Step 2: Convert to fraction form
    12,363.62/18,552.71 = 4,577.90/x
  3. Step 3: Cross multiply
    12,363.62x = 18,552.71 × 4,577.90
  4. Step 4: Simplify right side
    12,363.62x = 84,932,369.79
  5. Step 5: Solve for x
    x = 84,932,369.79/12,363.62
  6. Step 6: Final answer
    x = 6,869.54

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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.