Home / 19,021.82-26,250.20-11,069.44

Finding the Fourth Proportional to 19,021.82, 26,250.20 and 11,069.44

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Solution

The fourth proportional to 19,021.82, 26,250.20 and 11,069.44 is: 15,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.82 : 26,250.20 = 11,069.44 : x
  2. Step 2: Convert to fraction form
    19,021.82/26,250.20 = 11,069.44/x
  3. Step 3: Cross multiply
    19,021.82x = 26,250.20 × 11,069.44
  4. Step 4: Simplify right side
    19,021.82x = 290,575,013.89
  5. Step 5: Solve for x
    x = 290,575,013.89/19,021.82
  6. Step 6: Final answer
    x = 15,275.88

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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.