Home / 60,891.46-91,321.26-18,186.84

Finding the Fourth Proportional to 60,891.46, 91,321.26 and 18,186.84

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Solution

The fourth proportional to 60,891.46, 91,321.26 and 18,186.84 is: 27,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,891.46 : 91,321.26 = 18,186.84 : x
  2. Step 2: Convert to fraction form
    60,891.46/91,321.26 = 18,186.84/x
  3. Step 3: Cross multiply
    60,891.46x = 91,321.26 × 18,186.84
  4. Step 4: Simplify right side
    60,891.46x = 1,660,845,144.22
  5. Step 5: Solve for x
    x = 1,660,845,144.22/60,891.46
  6. Step 6: Final answer
    x = 27,275.50

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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.