Home / 49,071.56-73,600.25-15,787.31

Finding the Fourth Proportional to 49,071.56, 73,600.25 and 15,787.31

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Solution

The fourth proportional to 49,071.56, 73,600.25 and 15,787.31 is: 23,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,071.56 : 73,600.25 = 15,787.31 : x
  2. Step 2: Convert to fraction form
    49,071.56/73,600.25 = 15,787.31/x
  3. Step 3: Cross multiply
    49,071.56x = 73,600.25 × 15,787.31
  4. Step 4: Simplify right side
    49,071.56x = 1,161,949,515.89
  5. Step 5: Solve for x
    x = 1,161,949,515.89/49,071.56
  6. Step 6: Final answer
    x = 23,678.68

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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.