Home / 19,934.68-27,508.26-11,551.72

Finding the Fourth Proportional to 19,934.68, 27,508.26 and 11,551.72

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Solution

The fourth proportional to 19,934.68, 27,508.26 and 11,551.72 is: 15,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.68 : 27,508.26 = 11,551.72 : x
  2. Step 2: Convert to fraction form
    19,934.68/27,508.26 = 11,551.72/x
  3. Step 3: Cross multiply
    19,934.68x = 27,508.26 × 11,551.72
  4. Step 4: Simplify right side
    19,934.68x = 317,767,717.21
  5. Step 5: Solve for x
    x = 317,767,717.21/19,934.68
  6. Step 6: Final answer
    x = 15,940.45

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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.