Home / 19,994.11-29,995.38-7,514.24

Finding the Fourth Proportional to 19,994.11, 29,995.38 and 7,514.24

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Solution

The fourth proportional to 19,994.11, 29,995.38 and 7,514.24 is: 11,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.11 : 29,995.38 = 7,514.24 : x
  2. Step 2: Convert to fraction form
    19,994.11/29,995.38 = 7,514.24/x
  3. Step 3: Cross multiply
    19,994.11x = 29,995.38 × 7,514.24
  4. Step 4: Simplify right side
    19,994.11x = 225,392,484.21
  5. Step 5: Solve for x
    x = 225,392,484.21/19,994.11
  6. Step 6: Final answer
    x = 11,272.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.