Home / 51,271.71-70,755.62-29,766.48

Finding the Fourth Proportional to 51,271.71, 70,755.62 and 29,766.48

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Solution

The fourth proportional to 51,271.71, 70,755.62 and 29,766.48 is: 41,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,271.71 : 70,755.62 = 29,766.48 : x
  2. Step 2: Convert to fraction form
    51,271.71/70,755.62 = 29,766.48/x
  3. Step 3: Cross multiply
    51,271.71x = 70,755.62 × 29,766.48
  4. Step 4: Simplify right side
    51,271.71x = 2,106,145,747.62
  5. Step 5: Solve for x
    x = 2,106,145,747.62/51,271.71
  6. Step 6: Final answer
    x = 41,078.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.