Home / 42,658.45-63,895.33-27,822.36

Finding the Fourth Proportional to 42,658.45, 63,895.33 and 27,822.36

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Solution

The fourth proportional to 42,658.45, 63,895.33 and 27,822.36 is: 41,673.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,658.45 : 63,895.33 = 27,822.36 : x
  2. Step 2: Convert to fraction form
    42,658.45/63,895.33 = 27,822.36/x
  3. Step 3: Cross multiply
    42,658.45x = 63,895.33 × 27,822.36
  4. Step 4: Simplify right side
    42,658.45x = 1,777,718,873.58
  5. Step 5: Solve for x
    x = 1,777,718,873.58/42,658.45
  6. Step 6: Final answer
    x = 41,673.31

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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.