Home / 19,744.97-27,247.59-11,012.76

Finding the Fourth Proportional to 19,744.97, 27,247.59 and 11,012.76

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Solution

The fourth proportional to 19,744.97, 27,247.59 and 11,012.76 is: 15,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.97 : 27,247.59 = 11,012.76 : x
  2. Step 2: Convert to fraction form
    19,744.97/27,247.59 = 11,012.76/x
  3. Step 3: Cross multiply
    19,744.97x = 27,247.59 × 11,012.76
  4. Step 4: Simplify right side
    19,744.97x = 300,071,169.25
  5. Step 5: Solve for x
    x = 300,071,169.25/19,744.97
  6. Step 6: Final answer
    x = 15,197.35

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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.