Home / 25,797.84-38,680.20-14,119.26

Finding the Fourth Proportional to 25,797.84, 38,680.20 and 14,119.26

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Solution

The fourth proportional to 25,797.84, 38,680.20 and 14,119.26 is: 21,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.84 : 38,680.20 = 14,119.26 : x
  2. Step 2: Convert to fraction form
    25,797.84/38,680.20 = 14,119.26/x
  3. Step 3: Cross multiply
    25,797.84x = 38,680.20 × 14,119.26
  4. Step 4: Simplify right side
    25,797.84x = 546,135,800.65
  5. Step 5: Solve for x
    x = 546,135,800.65/25,797.84
  6. Step 6: Final answer
    x = 21,169.83

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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.