Home / 13,044.76-19,557.78-6,115.48

Finding the Fourth Proportional to 13,044.76, 19,557.78 and 6,115.48

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Solution

The fourth proportional to 13,044.76, 19,557.78 and 6,115.48 is: 9,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.76 : 19,557.78 = 6,115.48 : x
  2. Step 2: Convert to fraction form
    13,044.76/19,557.78 = 6,115.48/x
  3. Step 3: Cross multiply
    13,044.76x = 19,557.78 × 6,115.48
  4. Step 4: Simplify right side
    13,044.76x = 119,605,212.43
  5. Step 5: Solve for x
    x = 119,605,212.43/13,044.76
  6. Step 6: Final answer
    x = 9,168.83

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1.5x scale

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.