Home / 51,857.76-77,767.22-22,260.36

Finding the Fourth Proportional to 51,857.76, 77,767.22 and 22,260.36

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Solution

The fourth proportional to 51,857.76, 77,767.22 and 22,260.36 is: 33,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,857.76 : 77,767.22 = 22,260.36 : x
  2. Step 2: Convert to fraction form
    51,857.76/77,767.22 = 22,260.36/x
  3. Step 3: Cross multiply
    51,857.76x = 77,767.22 × 22,260.36
  4. Step 4: Simplify right side
    51,857.76x = 1,731,126,313.40
  5. Step 5: Solve for x
    x = 1,731,126,313.40/51,857.76
  6. Step 6: Final answer
    x = 33,382.20

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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.