Home / 63,919.08-95,878.10-18,943.43

Finding the Fourth Proportional to 63,919.08, 95,878.10 and 18,943.43

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Solution

The fourth proportional to 63,919.08, 95,878.10 and 18,943.43 is: 28,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,919.08 : 95,878.10 = 18,943.43 : x
  2. Step 2: Convert to fraction form
    63,919.08/95,878.10 = 18,943.43/x
  3. Step 3: Cross multiply
    63,919.08x = 95,878.10 × 18,943.43
  4. Step 4: Simplify right side
    63,919.08x = 1,816,259,501.78
  5. Step 5: Solve for x
    x = 1,816,259,501.78/63,919.08
  6. Step 6: Final answer
    x = 28,414.98

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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.