Home / 19,419.67-26,799.06-11,036.17

Finding the Fourth Proportional to 19,419.67, 26,799.06 and 11,036.17

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Solution

The fourth proportional to 19,419.67, 26,799.06 and 11,036.17 is: 15,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419.67 : 26,799.06 = 11,036.17 : x
  2. Step 2: Convert to fraction form
    19,419.67/26,799.06 = 11,036.17/x
  3. Step 3: Cross multiply
    19,419.67x = 26,799.06 × 11,036.17
  4. Step 4: Simplify right side
    19,419.67x = 295,758,982.00
  5. Step 5: Solve for x
    x = 295,758,982.00/19,419.67
  6. Step 6: Final answer
    x = 15,229.87

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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.