Home / 63,153.43-94,719.38-21,028.73

Finding the Fourth Proportional to 63,153.43, 94,719.38 and 21,028.73

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Solution

The fourth proportional to 63,153.43, 94,719.38 and 21,028.73 is: 31,539.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.43 : 94,719.38 = 21,028.73 : x
  2. Step 2: Convert to fraction form
    63,153.43/94,719.38 = 21,028.73/x
  3. Step 3: Cross multiply
    63,153.43x = 94,719.38 × 21,028.73
  4. Step 4: Simplify right side
    63,153.43x = 1,991,828,478.30
  5. Step 5: Solve for x
    x = 1,991,828,478.30/63,153.43
  6. Step 6: Final answer
    x = 31,539.51

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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.