Home / 19,308.11-26,647.44-11,758.87

Finding the Fourth Proportional to 19,308.11, 26,647.44 and 11,758.87

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Solution

The fourth proportional to 19,308.11, 26,647.44 and 11,758.87 is: 16,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308.11 : 26,647.44 = 11,758.87 : x
  2. Step 2: Convert to fraction form
    19,308.11/26,647.44 = 11,758.87/x
  3. Step 3: Cross multiply
    19,308.11x = 26,647.44 × 11,758.87
  4. Step 4: Simplify right side
    19,308.11x = 313,343,716.17
  5. Step 5: Solve for x
    x = 313,343,716.17/19,308.11
  6. Step 6: Final answer
    x = 16,228.60

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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.