Home / 33,014.75-45,560.43-18,867.56

Finding the Fourth Proportional to 33,014.75, 45,560.43 and 18,867.56

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Solution

The fourth proportional to 33,014.75, 45,560.43 and 18,867.56 is: 26,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,014.75 : 45,560.43 = 18,867.56 : x
  2. Step 2: Convert to fraction form
    33,014.75/45,560.43 = 18,867.56/x
  3. Step 3: Cross multiply
    33,014.75x = 45,560.43 × 18,867.56
  4. Step 4: Simplify right side
    33,014.75x = 859,614,146.65
  5. Step 5: Solve for x
    x = 859,614,146.65/33,014.75
  6. Step 6: Final answer
    x = 26,037.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.