Home / 12,847.11-19,255.32-6,610.11

Finding the Fourth Proportional to 12,847.11, 19,255.32 and 6,610.11

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Solution

The fourth proportional to 12,847.11, 19,255.32 and 6,610.11 is: 9,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.11 : 19,255.32 = 6,610.11 : x
  2. Step 2: Convert to fraction form
    12,847.11/19,255.32 = 6,610.11/x
  3. Step 3: Cross multiply
    12,847.11x = 19,255.32 × 6,610.11
  4. Step 4: Simplify right side
    12,847.11x = 127,279,711.08
  5. Step 5: Solve for x
    x = 127,279,711.08/12,847.11
  6. Step 6: Final answer
    x = 9,907.27

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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.