Home / 51,789.29-77,741.57-26,822.66

Finding the Fourth Proportional to 51,789.29, 77,741.57 and 26,822.66

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Solution

The fourth proportional to 51,789.29, 77,741.57 and 26,822.66 is: 40,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,789.29 : 77,741.57 = 26,822.66 : x
  2. Step 2: Convert to fraction form
    51,789.29/77,741.57 = 26,822.66/x
  3. Step 3: Cross multiply
    51,789.29x = 77,741.57 × 26,822.66
  4. Step 4: Simplify right side
    51,789.29x = 2,085,235,177.16
  5. Step 5: Solve for x
    x = 2,085,235,177.16/51,789.29
  6. Step 6: Final answer
    x = 40,263.83

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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.