Home / 42,159.66-63,242.76-15,863.82

Finding the Fourth Proportional to 42,159.66, 63,242.76 and 15,863.82

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Solution

The fourth proportional to 42,159.66, 63,242.76 and 15,863.82 is: 23,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,159.66 : 63,242.76 = 15,863.82 : x
  2. Step 2: Convert to fraction form
    42,159.66/63,242.76 = 15,863.82/x
  3. Step 3: Cross multiply
    42,159.66x = 63,242.76 × 15,863.82
  4. Step 4: Simplify right side
    42,159.66x = 1,003,271,760.94
  5. Step 5: Solve for x
    x = 1,003,271,760.94/42,159.66
  6. Step 6: Final answer
    x = 23,796.96

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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.