Home / 19,995.06-29,991.51-7,514.13

Finding the Fourth Proportional to 19,995.06, 29,991.51 and 7,514.13

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Solution

The fourth proportional to 19,995.06, 29,991.51 and 7,514.13 is: 11,270.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.06 : 29,991.51 = 7,514.13 : x
  2. Step 2: Convert to fraction form
    19,995.06/29,991.51 = 7,514.13/x
  3. Step 3: Cross multiply
    19,995.06x = 29,991.51 × 7,514.13
  4. Step 4: Simplify right side
    19,995.06x = 225,360,105.04
  5. Step 5: Solve for x
    x = 225,360,105.04/19,995.06
  6. Step 6: Final answer
    x = 11,270.79

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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.