Home / 28,217.26-38,943.79-17,465.58

Finding the Fourth Proportional to 28,217.26, 38,943.79 and 17,465.58

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Solution

The fourth proportional to 28,217.26, 38,943.79 and 17,465.58 is: 24,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,217.26 : 38,943.79 = 17,465.58 : x
  2. Step 2: Convert to fraction form
    28,217.26/38,943.79 = 17,465.58/x
  3. Step 3: Cross multiply
    28,217.26x = 38,943.79 × 17,465.58
  4. Step 4: Simplify right side
    28,217.26x = 680,175,982.12
  5. Step 5: Solve for x
    x = 680,175,982.12/28,217.26
  6. Step 6: Final answer
    x = 24,104.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.