Home / 51,731.80-77,600.43-22,119.82

Finding the Fourth Proportional to 51,731.80, 77,600.43 and 22,119.82

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Solution

The fourth proportional to 51,731.80, 77,600.43 and 22,119.82 is: 33,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,731.80 : 77,600.43 = 22,119.82 : x
  2. Step 2: Convert to fraction form
    51,731.80/77,600.43 = 22,119.82/x
  3. Step 3: Cross multiply
    51,731.80x = 77,600.43 × 22,119.82
  4. Step 4: Simplify right side
    51,731.80x = 1,716,507,349.52
  5. Step 5: Solve for x
    x = 1,716,507,349.52/51,731.80
  6. Step 6: Final answer
    x = 33,180.90

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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.