Home / 15,317.67-22,976.76-4,787.97

Finding the Fourth Proportional to 15,317.67, 22,976.76 and 4,787.97

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Solution

The fourth proportional to 15,317.67, 22,976.76 and 4,787.97 is: 7,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.67 : 22,976.76 = 4,787.97 : x
  2. Step 2: Convert to fraction form
    15,317.67/22,976.76 = 4,787.97/x
  3. Step 3: Cross multiply
    15,317.67x = 22,976.76 × 4,787.97
  4. Step 4: Simplify right side
    15,317.67x = 110,012,037.58
  5. Step 5: Solve for x
    x = 110,012,037.58/15,317.67
  6. Step 6: Final answer
    x = 7,182.03

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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.