Home / 45,891.48-68,858.28-27,208.56

Finding the Fourth Proportional to 45,891.48, 68,858.28 and 27,208.56

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Solution

The fourth proportional to 45,891.48, 68,858.28 and 27,208.56 is: 40,825.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,891.48 : 68,858.28 = 27,208.56 : x
  2. Step 2: Convert to fraction form
    45,891.48/68,858.28 = 27,208.56/x
  3. Step 3: Cross multiply
    45,891.48x = 68,858.28 × 27,208.56
  4. Step 4: Simplify right side
    45,891.48x = 1,873,534,642.88
  5. Step 5: Solve for x
    x = 1,873,534,642.88/45,891.48
  6. Step 6: Final answer
    x = 40,825.33

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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.