Home / 15,408.84-23,099.39-5,541.19

Finding the Fourth Proportional to 15,408.84, 23,099.39 and 5,541.19

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Solution

The fourth proportional to 15,408.84, 23,099.39 and 5,541.19 is: 8,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.84 : 23,099.39 = 5,541.19 : x
  2. Step 2: Convert to fraction form
    15,408.84/23,099.39 = 5,541.19/x
  3. Step 3: Cross multiply
    15,408.84x = 23,099.39 × 5,541.19
  4. Step 4: Simplify right side
    15,408.84x = 127,998,044.20
  5. Step 5: Solve for x
    x = 127,998,044.20/15,408.84
  6. Step 6: Final answer
    x = 8,306.79

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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.