Home / 15,647.94-23,469.39-6,881.22

Finding the Fourth Proportional to 15,647.94, 23,469.39 and 6,881.22

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Solution

The fourth proportional to 15,647.94, 23,469.39 and 6,881.22 is: 10,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.94 : 23,469.39 = 6,881.22 : x
  2. Step 2: Convert to fraction form
    15,647.94/23,469.39 = 6,881.22/x
  3. Step 3: Cross multiply
    15,647.94x = 23,469.39 × 6,881.22
  4. Step 4: Simplify right side
    15,647.94x = 161,498,035.86
  5. Step 5: Solve for x
    x = 161,498,035.86/15,647.94
  6. Step 6: Final answer
    x = 10,320.72

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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.