Home / 19,336.39-26,683.77-11,269.53

Finding the Fourth Proportional to 19,336.39, 26,683.77 and 11,269.53

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Solution

The fourth proportional to 19,336.39, 26,683.77 and 11,269.53 is: 15,551.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.39 : 26,683.77 = 11,269.53 : x
  2. Step 2: Convert to fraction form
    19,336.39/26,683.77 = 11,269.53/x
  3. Step 3: Cross multiply
    19,336.39x = 26,683.77 × 11,269.53
  4. Step 4: Simplify right side
    19,336.39x = 300,713,546.53
  5. Step 5: Solve for x
    x = 300,713,546.53/19,336.39
  6. Step 6: Final answer
    x = 15,551.69

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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.