Home / 19,105.92-26,365.23-11,148.48

Finding the Fourth Proportional to 19,105.92, 26,365.23 and 11,148.48

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Solution

The fourth proportional to 19,105.92, 26,365.23 and 11,148.48 is: 15,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.92 : 26,365.23 = 11,148.48 : x
  2. Step 2: Convert to fraction form
    19,105.92/26,365.23 = 11,148.48/x
  3. Step 3: Cross multiply
    19,105.92x = 26,365.23 × 11,148.48
  4. Step 4: Simplify right side
    19,105.92x = 293,932,239.35
  5. Step 5: Solve for x
    x = 293,932,239.35/19,105.92
  6. Step 6: Final answer
    x = 15,384.35

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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.