Home / 51,239.93-76,860.35-17,959.94

Finding the Fourth Proportional to 51,239.93, 76,860.35 and 17,959.94

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Solution

The fourth proportional to 51,239.93, 76,860.35 and 17,959.94 is: 26,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,239.93 : 76,860.35 = 17,959.94 : x
  2. Step 2: Convert to fraction form
    51,239.93/76,860.35 = 17,959.94/x
  3. Step 3: Cross multiply
    51,239.93x = 76,860.35 × 17,959.94
  4. Step 4: Simplify right side
    51,239.93x = 1,380,407,274.38
  5. Step 5: Solve for x
    x = 1,380,407,274.38/51,239.93
  6. Step 6: Final answer
    x = 26,940.07

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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.