Home / 17,125.57-25,669.93-11,200.22

Finding the Fourth Proportional to 17,125.57, 25,669.93 and 11,200.22

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Solution

The fourth proportional to 17,125.57, 25,669.93 and 11,200.22 is: 16,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.57 : 25,669.93 = 11,200.22 : x
  2. Step 2: Convert to fraction form
    17,125.57/25,669.93 = 11,200.22/x
  3. Step 3: Cross multiply
    17,125.57x = 25,669.93 × 11,200.22
  4. Step 4: Simplify right side
    17,125.57x = 287,508,863.38
  5. Step 5: Solve for x
    x = 287,508,863.38/17,125.57
  6. Step 6: Final answer
    x = 16,788.28

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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.