Home / 15,859.94-23,790.92-5,329.13

Finding the Fourth Proportional to 15,859.94, 23,790.92 and 5,329.13

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Solution

The fourth proportional to 15,859.94, 23,790.92 and 5,329.13 is: 7,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.94 : 23,790.92 = 5,329.13 : x
  2. Step 2: Convert to fraction form
    15,859.94/23,790.92 = 5,329.13/x
  3. Step 3: Cross multiply
    15,859.94x = 23,790.92 × 5,329.13
  4. Step 4: Simplify right side
    15,859.94x = 126,784,759.90
  5. Step 5: Solve for x
    x = 126,784,759.90/15,859.94
  6. Step 6: Final answer
    x = 7,994.03

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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.