Home / 51,106.76-76,634.20-23,381

Finding the Fourth Proportional to 51,106.76, 76,634.20 and 23,381

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Solution

The fourth proportional to 51,106.76, 76,634.20 and 23,381 is: 35,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106.76 : 76,634.20 = 23,381 : x
  2. Step 2: Convert to fraction form
    51,106.76/76,634.20 = 23,381/x
  3. Step 3: Cross multiply
    51,106.76x = 76,634.20 × 23,381
  4. Step 4: Simplify right side
    51,106.76x = 1,791,784,230.20
  5. Step 5: Solve for x
    x = 1,791,784,230.20/51,106.76
  6. Step 6: Final answer
    x = 35,059.63

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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.