Home / 51,906.13-77,864.66-23,821.40

Finding the Fourth Proportional to 51,906.13, 77,864.66 and 23,821.40

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Solution

The fourth proportional to 51,906.13, 77,864.66 and 23,821.40 is: 35,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,906.13 : 77,864.66 = 23,821.40 : x
  2. Step 2: Convert to fraction form
    51,906.13/77,864.66 = 23,821.40/x
  3. Step 3: Cross multiply
    51,906.13x = 77,864.66 × 23,821.40
  4. Step 4: Simplify right side
    51,906.13x = 1,854,845,211.72
  5. Step 5: Solve for x
    x = 1,854,845,211.72/51,906.13
  6. Step 6: Final answer
    x = 35,734.61

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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.