Home / 19,266.78-26,589.39-11,306.10

Finding the Fourth Proportional to 19,266.78, 26,589.39 and 11,306.10

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Solution

The fourth proportional to 19,266.78, 26,589.39 and 11,306.10 is: 15,603.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.78 : 26,589.39 = 11,306.10 : x
  2. Step 2: Convert to fraction form
    19,266.78/26,589.39 = 11,306.10/x
  3. Step 3: Cross multiply
    19,266.78x = 26,589.39 × 11,306.10
  4. Step 4: Simplify right side
    19,266.78x = 300,622,302.28
  5. Step 5: Solve for x
    x = 300,622,302.28/19,266.78
  6. Step 6: Final answer
    x = 15,603.14

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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.