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Finding the Fourth Proportional to 57,751.69, 86,662.09 and 24,919.69

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Solution

The fourth proportional to 57,751.69, 86,662.09 and 24,919.69 is: 37,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.69 : 86,662.09 = 24,919.69 : x
  2. Step 2: Convert to fraction form
    57,751.69/86,662.09 = 24,919.69/x
  3. Step 3: Cross multiply
    57,751.69x = 86,662.09 × 24,919.69
  4. Step 4: Simplify right side
    57,751.69x = 2,159,592,232.05
  5. Step 5: Solve for x
    x = 2,159,592,232.05/57,751.69
  6. Step 6: Final answer
    x = 37,394.44

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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.