Home / 51,449.58-71,002.44-30,228.66

Finding the Fourth Proportional to 51,449.58, 71,002.44 and 30,228.66

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Solution

The fourth proportional to 51,449.58, 71,002.44 and 30,228.66 is: 41,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.58 : 71,002.44 = 30,228.66 : x
  2. Step 2: Convert to fraction form
    51,449.58/71,002.44 = 30,228.66/x
  3. Step 3: Cross multiply
    51,449.58x = 71,002.44 × 30,228.66
  4. Step 4: Simplify right side
    51,449.58x = 2,146,308,617.93
  5. Step 5: Solve for x
    x = 2,146,308,617.93/51,449.58
  6. Step 6: Final answer
    x = 41,716.74

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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.