Home / 19,596.07-29,393.97-7,909.12

Finding the Fourth Proportional to 19,596.07, 29,393.97 and 7,909.12

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Solution

The fourth proportional to 19,596.07, 29,393.97 and 7,909.12 is: 11,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.07 : 29,393.97 = 7,909.12 : x
  2. Step 2: Convert to fraction form
    19,596.07/29,393.97 = 7,909.12/x
  3. Step 3: Cross multiply
    19,596.07x = 29,393.97 × 7,909.12
  4. Step 4: Simplify right side
    19,596.07x = 232,480,436.01
  5. Step 5: Solve for x
    x = 232,480,436.01/19,596.07
  6. Step 6: Final answer
    x = 11,863.63

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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.