Home / 62,811.70-94,158.99-21,229.62

Finding the Fourth Proportional to 62,811.70, 94,158.99 and 21,229.62

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Solution

The fourth proportional to 62,811.70, 94,158.99 and 21,229.62 is: 31,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,811.70 : 94,158.99 = 21,229.62 : x
  2. Step 2: Convert to fraction form
    62,811.70/94,158.99 = 21,229.62/x
  3. Step 3: Cross multiply
    62,811.70x = 94,158.99 × 21,229.62
  4. Step 4: Simplify right side
    62,811.70x = 1,998,959,577.28
  5. Step 5: Solve for x
    x = 1,998,959,577.28/62,811.70
  6. Step 6: Final answer
    x = 31,824.64

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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.