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Finding the Fourth Proportional to 50,462.78, 75,694.74 and 21,607.52

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Solution

The fourth proportional to 50,462.78, 75,694.74 and 21,607.52 is: 32,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,462.78 : 75,694.74 = 21,607.52 : x
  2. Step 2: Convert to fraction form
    50,462.78/75,694.74 = 21,607.52/x
  3. Step 3: Cross multiply
    50,462.78x = 75,694.74 × 21,607.52
  4. Step 4: Simplify right side
    50,462.78x = 1,635,575,331.26
  5. Step 5: Solve for x
    x = 1,635,575,331.26/50,462.78
  6. Step 6: Final answer
    x = 32,411.52

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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.