Home / 25,133.52-37,642.89-11,995.12

Finding the Fourth Proportional to 25,133.52, 37,642.89 and 11,995.12

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Solution

The fourth proportional to 25,133.52, 37,642.89 and 11,995.12 is: 17,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.52 : 37,642.89 = 11,995.12 : x
  2. Step 2: Convert to fraction form
    25,133.52/37,642.89 = 11,995.12/x
  3. Step 3: Cross multiply
    25,133.52x = 37,642.89 × 11,995.12
  4. Step 4: Simplify right side
    25,133.52x = 451,531,074.73
  5. Step 5: Solve for x
    x = 451,531,074.73/25,133.52
  6. Step 6: Final answer
    x = 17,965.29

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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.