Home / 42,286.44-63,435.59-17,330.04

Finding the Fourth Proportional to 42,286.44, 63,435.59 and 17,330.04

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Solution

The fourth proportional to 42,286.44, 63,435.59 and 17,330.04 is: 25,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,286.44 : 63,435.59 = 17,330.04 : x
  2. Step 2: Convert to fraction form
    42,286.44/63,435.59 = 17,330.04/x
  3. Step 3: Cross multiply
    42,286.44x = 63,435.59 × 17,330.04
  4. Step 4: Simplify right side
    42,286.44x = 1,099,341,312.12
  5. Step 5: Solve for x
    x = 1,099,341,312.12/42,286.44
  6. Step 6: Final answer
    x = 25,997.49

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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.