Home / 42,791.25-64,163.38-14,695.59

Finding the Fourth Proportional to 42,791.25, 64,163.38 and 14,695.59

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Solution

The fourth proportional to 42,791.25, 64,163.38 and 14,695.59 is: 22,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,791.25 : 64,163.38 = 14,695.59 : x
  2. Step 2: Convert to fraction form
    42,791.25/64,163.38 = 14,695.59/x
  3. Step 3: Cross multiply
    42,791.25x = 64,163.38 × 14,695.59
  4. Step 4: Simplify right side
    42,791.25x = 942,918,725.49
  5. Step 5: Solve for x
    x = 942,918,725.49/42,791.25
  6. Step 6: Final answer
    x = 22,035.32

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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.