Home / 42,825.97-64,221.94-16,513.93

Finding the Fourth Proportional to 42,825.97, 64,221.94 and 16,513.93

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Solution

The fourth proportional to 42,825.97, 64,221.94 and 16,513.93 is: 24,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,825.97 : 64,221.94 = 16,513.93 : x
  2. Step 2: Convert to fraction form
    42,825.97/64,221.94 = 16,513.93/x
  3. Step 3: Cross multiply
    42,825.97x = 64,221.94 × 16,513.93
  4. Step 4: Simplify right side
    42,825.97x = 1,060,556,621.62
  5. Step 5: Solve for x
    x = 1,060,556,621.62/42,825.97
  6. Step 6: Final answer
    x = 24,764.33

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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.