Home / 42,163.66-63,248.76-15,867.82

Finding the Fourth Proportional to 42,163.66, 63,248.76 and 15,867.82

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Solution

The fourth proportional to 42,163.66, 63,248.76 and 15,867.82 is: 23,802.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,163.66 : 63,248.76 = 15,867.82 : x
  2. Step 2: Convert to fraction form
    42,163.66/63,248.76 = 15,867.82/x
  3. Step 3: Cross multiply
    42,163.66x = 63,248.76 × 15,867.82
  4. Step 4: Simplify right side
    42,163.66x = 1,003,619,938.90
  5. Step 5: Solve for x
    x = 1,003,619,938.90/42,163.66
  6. Step 6: Final answer
    x = 23,802.96

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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.