Home / 28,884.90-39,863.97-17,551.92

Finding the Fourth Proportional to 28,884.90, 39,863.97 and 17,551.92

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Solution

The fourth proportional to 28,884.90, 39,863.97 and 17,551.92 is: 24,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.90 : 39,863.97 = 17,551.92 : x
  2. Step 2: Convert to fraction form
    28,884.90/39,863.97 = 17,551.92/x
  3. Step 3: Cross multiply
    28,884.90x = 39,863.97 × 17,551.92
  4. Step 4: Simplify right side
    28,884.90x = 699,689,212.32
  5. Step 5: Solve for x
    x = 699,689,212.32/28,884.90
  6. Step 6: Final answer
    x = 24,223.36

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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.