Home / 25,454.04-38,195.94-10,661.70

Finding the Fourth Proportional to 25,454.04, 38,195.94 and 10,661.70

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Solution

The fourth proportional to 25,454.04, 38,195.94 and 10,661.70 is: 15,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.04 : 38,195.94 = 10,661.70 : x
  2. Step 2: Convert to fraction form
    25,454.04/38,195.94 = 10,661.70/x
  3. Step 3: Cross multiply
    25,454.04x = 38,195.94 × 10,661.70
  4. Step 4: Simplify right side
    25,454.04x = 407,233,653.50
  5. Step 5: Solve for x
    x = 407,233,653.50/25,454.04
  6. Step 6: Final answer
    x = 15,998.78

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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.