Home / 19,136.66-26,433.86-15,960.33

Finding the Fourth Proportional to 19,136.66, 26,433.86 and 15,960.33

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Solution

The fourth proportional to 19,136.66, 26,433.86 and 15,960.33 is: 22,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.66 : 26,433.86 = 15,960.33 : x
  2. Step 2: Convert to fraction form
    19,136.66/26,433.86 = 15,960.33/x
  3. Step 3: Cross multiply
    19,136.66x = 26,433.86 × 15,960.33
  4. Step 4: Simplify right side
    19,136.66x = 421,893,048.97
  5. Step 5: Solve for x
    x = 421,893,048.97/19,136.66
  6. Step 6: Final answer
    x = 22,046.33

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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.