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Finding the Fourth Proportional to 50,467.47, 75,678.72 and 26,769.63

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Solution

The fourth proportional to 50,467.47, 75,678.72 and 26,769.63 is: 40,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,467.47 : 75,678.72 = 26,769.63 : x
  2. Step 2: Convert to fraction form
    50,467.47/75,678.72 = 26,769.63/x
  3. Step 3: Cross multiply
    50,467.47x = 75,678.72 × 26,769.63
  4. Step 4: Simplify right side
    50,467.47x = 2,025,891,333.27
  5. Step 5: Solve for x
    x = 2,025,891,333.27/50,467.47
  6. Step 6: Final answer
    x = 40,142.52

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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.