Home / 15,787.06-23,676.49-4,691.23

Finding the Fourth Proportional to 15,787.06, 23,676.49 and 4,691.23

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Solution

The fourth proportional to 15,787.06, 23,676.49 and 4,691.23 is: 7,035.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,787.06 : 23,676.49 = 4,691.23 : x
  2. Step 2: Convert to fraction form
    15,787.06/23,676.49 = 4,691.23/x
  3. Step 3: Cross multiply
    15,787.06x = 23,676.49 × 4,691.23
  4. Step 4: Simplify right side
    15,787.06x = 111,071,860.18
  5. Step 5: Solve for x
    x = 111,071,860.18/15,787.06
  6. Step 6: Final answer
    x = 7,035.63

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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.