Home / 51,252.76-70,727.20-30,046.15

Finding the Fourth Proportional to 51,252.76, 70,727.20 and 30,046.15

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Solution

The fourth proportional to 51,252.76, 70,727.20 and 30,046.15 is: 41,462.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.76 : 70,727.20 = 30,046.15 : x
  2. Step 2: Convert to fraction form
    51,252.76/70,727.20 = 30,046.15/x
  3. Step 3: Cross multiply
    51,252.76x = 70,727.20 × 30,046.15
  4. Step 4: Simplify right side
    51,252.76x = 2,125,080,060.28
  5. Step 5: Solve for x
    x = 2,125,080,060.28/51,252.76
  6. Step 6: Final answer
    x = 41,462.74

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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.