Home / 51,838.11-77,760.66-17,629.95

Finding the Fourth Proportional to 51,838.11, 77,760.66 and 17,629.95

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Solution

The fourth proportional to 51,838.11, 77,760.66 and 17,629.95 is: 26,446.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,838.11 : 77,760.66 = 17,629.95 : x
  2. Step 2: Convert to fraction form
    51,838.11/77,760.66 = 17,629.95/x
  3. Step 3: Cross multiply
    51,838.11x = 77,760.66 × 17,629.95
  4. Step 4: Simplify right side
    51,838.11x = 1,370,916,917.88
  5. Step 5: Solve for x
    x = 1,370,916,917.88/51,838.11
  6. Step 6: Final answer
    x = 26,446.12

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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.