Home / 17,072.70-25,587.18-13,168.92

Finding the Fourth Proportional to 17,072.70, 25,587.18 and 13,168.92

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Solution

The fourth proportional to 17,072.70, 25,587.18 and 13,168.92 is: 19,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.70 : 25,587.18 = 13,168.92 : x
  2. Step 2: Convert to fraction form
    17,072.70/25,587.18 = 13,168.92/x
  3. Step 3: Cross multiply
    17,072.70x = 25,587.18 × 13,168.92
  4. Step 4: Simplify right side
    17,072.70x = 336,955,526.45
  5. Step 5: Solve for x
    x = 336,955,526.45/17,072.70
  6. Step 6: Final answer
    x = 19,736.51

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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.