Home / 19,126.38-28,601.49-18,193.26

Finding the Fourth Proportional to 19,126.38, 28,601.49 and 18,193.26

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Solution

The fourth proportional to 19,126.38, 28,601.49 and 18,193.26 is: 27,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.38 : 28,601.49 = 18,193.26 : x
  2. Step 2: Convert to fraction form
    19,126.38/28,601.49 = 18,193.26/x
  3. Step 3: Cross multiply
    19,126.38x = 28,601.49 × 18,193.26
  4. Step 4: Simplify right side
    19,126.38x = 520,354,343.96
  5. Step 5: Solve for x
    x = 520,354,343.96/19,126.38
  6. Step 6: Final answer
    x = 27,206.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.