Home / 51,239.67-76,868.27-17,503.83

Finding the Fourth Proportional to 51,239.67, 76,868.27 and 17,503.83

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Solution

The fourth proportional to 51,239.67, 76,868.27 and 17,503.83 is: 26,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,239.67 : 76,868.27 = 17,503.83 : x
  2. Step 2: Convert to fraction form
    51,239.67/76,868.27 = 17,503.83/x
  3. Step 3: Cross multiply
    51,239.67x = 76,868.27 × 17,503.83
  4. Step 4: Simplify right side
    51,239.67x = 1,345,489,140.44
  5. Step 5: Solve for x
    x = 1,345,489,140.44/51,239.67
  6. Step 6: Final answer
    x = 26,258.74

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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.