Home / 42,228.14-63,216-25,537.70

Finding the Fourth Proportional to 42,228.14, 63,216 and 25,537.70

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Solution

The fourth proportional to 42,228.14, 63,216 and 25,537.70 is: 38,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,228.14 : 63,216 = 25,537.70 : x
  2. Step 2: Convert to fraction form
    42,228.14/63,216 = 25,537.70/x
  3. Step 3: Cross multiply
    42,228.14x = 63,216 × 25,537.70
  4. Step 4: Simplify right side
    42,228.14x = 1,614,391,243.20
  5. Step 5: Solve for x
    x = 1,614,391,243.20/42,228.14
  6. Step 6: Final answer
    x = 38,230.22

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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.