Home / 17,329.95-25,992.21-5,643.09

Finding the Fourth Proportional to 17,329.95, 25,992.21 and 5,643.09

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Solution

The fourth proportional to 17,329.95, 25,992.21 and 5,643.09 is: 8,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.95 : 25,992.21 = 5,643.09 : x
  2. Step 2: Convert to fraction form
    17,329.95/25,992.21 = 5,643.09/x
  3. Step 3: Cross multiply
    17,329.95x = 25,992.21 × 5,643.09
  4. Step 4: Simplify right side
    17,329.95x = 146,676,380.33
  5. Step 5: Solve for x
    x = 146,676,380.33/17,329.95
  6. Step 6: Final answer
    x = 8,463.75

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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.