Home / 17,205.95-25,811.49-6,111.70

Finding the Fourth Proportional to 17,205.95, 25,811.49 and 6,111.70

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Solution

The fourth proportional to 17,205.95, 25,811.49 and 6,111.70 is: 9,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.95 : 25,811.49 = 6,111.70 : x
  2. Step 2: Convert to fraction form
    17,205.95/25,811.49 = 6,111.70/x
  3. Step 3: Cross multiply
    17,205.95x = 25,811.49 × 6,111.70
  4. Step 4: Simplify right side
    17,205.95x = 157,752,052.87
  5. Step 5: Solve for x
    x = 157,752,052.87/17,205.95
  6. Step 6: Final answer
    x = 9,168.46

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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.