Home / 19,742.58-27,244.80-11,244.33

Finding the Fourth Proportional to 19,742.58, 27,244.80 and 11,244.33

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Solution

The fourth proportional to 19,742.58, 27,244.80 and 11,244.33 is: 15,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.58 : 27,244.80 = 11,244.33 : x
  2. Step 2: Convert to fraction form
    19,742.58/27,244.80 = 11,244.33/x
  3. Step 3: Cross multiply
    19,742.58x = 27,244.80 × 11,244.33
  4. Step 4: Simplify right side
    19,742.58x = 306,349,521.98
  5. Step 5: Solve for x
    x = 306,349,521.98/19,742.58
  6. Step 6: Final answer
    x = 15,517.20

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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.