Home / 19,138.66-26,411.92-10,524.39

Finding the Fourth Proportional to 19,138.66, 26,411.92 and 10,524.39

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Solution

The fourth proportional to 19,138.66, 26,411.92 and 10,524.39 is: 14,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,138.66 : 26,411.92 = 10,524.39 : x
  2. Step 2: Convert to fraction form
    19,138.66/26,411.92 = 10,524.39/x
  3. Step 3: Cross multiply
    19,138.66x = 26,411.92 × 10,524.39
  4. Step 4: Simplify right side
    19,138.66x = 277,969,346.73
  5. Step 5: Solve for x
    x = 277,969,346.73/19,138.66
  6. Step 6: Final answer
    x = 14,523.97

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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.