Home / 25,448.69-38,173.04-17,435.55

Finding the Fourth Proportional to 25,448.69, 38,173.04 and 17,435.55

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Solution

The fourth proportional to 25,448.69, 38,173.04 and 17,435.55 is: 26,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.69 : 38,173.04 = 17,435.55 : x
  2. Step 2: Convert to fraction form
    25,448.69/38,173.04 = 17,435.55/x
  3. Step 3: Cross multiply
    25,448.69x = 38,173.04 × 17,435.55
  4. Step 4: Simplify right side
    25,448.69x = 665,568,105.70
  5. Step 5: Solve for x
    x = 665,568,105.70/25,448.69
  6. Step 6: Final answer
    x = 26,153.34

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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.