Home / 48,788.01-67,343.31-28,644.39

Finding the Fourth Proportional to 48,788.01, 67,343.31 and 28,644.39

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Solution

The fourth proportional to 48,788.01, 67,343.31 and 28,644.39 is: 39,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,788.01 : 67,343.31 = 28,644.39 : x
  2. Step 2: Convert to fraction form
    48,788.01/67,343.31 = 28,644.39/x
  3. Step 3: Cross multiply
    48,788.01x = 67,343.31 × 28,644.39
  4. Step 4: Simplify right side
    48,788.01x = 1,929,008,035.53
  5. Step 5: Solve for x
    x = 1,929,008,035.53/48,788.01
  6. Step 6: Final answer
    x = 39,538.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.