Home / 26,122.57-39,168.06-10,521.97

Finding the Fourth Proportional to 26,122.57, 39,168.06 and 10,521.97

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Solution

The fourth proportional to 26,122.57, 39,168.06 and 10,521.97 is: 15,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.57 : 39,168.06 = 10,521.97 : x
  2. Step 2: Convert to fraction form
    26,122.57/39,168.06 = 10,521.97/x
  3. Step 3: Cross multiply
    26,122.57x = 39,168.06 × 10,521.97
  4. Step 4: Simplify right side
    26,122.57x = 412,125,152.28
  5. Step 5: Solve for x
    x = 412,125,152.28/26,122.57
  6. Step 6: Final answer
    x = 15,776.59

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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.