Home / 51,195.34-76,790.63-17,922.87

Finding the Fourth Proportional to 51,195.34, 76,790.63 and 17,922.87

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Solution

The fourth proportional to 51,195.34, 76,790.63 and 17,922.87 is: 26,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,195.34 : 76,790.63 = 17,922.87 : x
  2. Step 2: Convert to fraction form
    51,195.34/76,790.63 = 17,922.87/x
  3. Step 3: Cross multiply
    51,195.34x = 76,790.63 × 17,922.87
  4. Step 4: Simplify right side
    51,195.34x = 1,376,308,523.52
  5. Step 5: Solve for x
    x = 1,376,308,523.52/51,195.34
  6. Step 6: Final answer
    x = 26,883.47

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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.