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Finding the Fourth Proportional to 50,041.71, 75,020.17 and 21,940.47

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Solution

The fourth proportional to 50,041.71, 75,020.17 and 21,940.47 is: 32,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,041.71 : 75,020.17 = 21,940.47 : x
  2. Step 2: Convert to fraction form
    50,041.71/75,020.17 = 21,940.47/x
  3. Step 3: Cross multiply
    50,041.71x = 75,020.17 × 21,940.47
  4. Step 4: Simplify right side
    50,041.71x = 1,645,977,359.33
  5. Step 5: Solve for x
    x = 1,645,977,359.33/50,041.71
  6. Step 6: Final answer
    x = 32,892.11

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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.