Home / 18,853.60-26,016.96-11,300.23

Finding the Fourth Proportional to 18,853.60, 26,016.96 and 11,300.23

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Solution

The fourth proportional to 18,853.60, 26,016.96 and 11,300.23 is: 15,593.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,853.60 : 26,016.96 = 11,300.23 : x
  2. Step 2: Convert to fraction form
    18,853.60/26,016.96 = 11,300.23/x
  3. Step 3: Cross multiply
    18,853.60x = 26,016.96 × 11,300.23
  4. Step 4: Simplify right side
    18,853.60x = 293,997,631.90
  5. Step 5: Solve for x
    x = 293,997,631.90/18,853.60
  6. Step 6: Final answer
    x = 15,593.71

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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.