Home / 51,566.49-77,357.15-19,557.33

Finding the Fourth Proportional to 51,566.49, 77,357.15 and 19,557.33

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Solution

The fourth proportional to 51,566.49, 77,357.15 and 19,557.33 is: 29,338.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.49 : 77,357.15 = 19,557.33 : x
  2. Step 2: Convert to fraction form
    51,566.49/77,357.15 = 19,557.33/x
  3. Step 3: Cross multiply
    51,566.49x = 77,357.15 × 19,557.33
  4. Step 4: Simplify right side
    51,566.49x = 1,512,899,212.62
  5. Step 5: Solve for x
    x = 1,512,899,212.62/51,566.49
  6. Step 6: Final answer
    x = 29,338.81

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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.