Home / 38,579.22-57,901.41-15,222.06

Finding the Fourth Proportional to 38,579.22, 57,901.41 and 15,222.06

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Solution

The fourth proportional to 38,579.22, 57,901.41 and 15,222.06 is: 22,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,579.22 : 57,901.41 = 15,222.06 : x
  2. Step 2: Convert to fraction form
    38,579.22/57,901.41 = 15,222.06/x
  3. Step 3: Cross multiply
    38,579.22x = 57,901.41 × 15,222.06
  4. Step 4: Simplify right side
    38,579.22x = 881,378,737.10
  5. Step 5: Solve for x
    x = 881,378,737.10/38,579.22
  6. Step 6: Final answer
    x = 22,845.94

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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.