Home / 42,534.96-63,797.57-11,372.64

Finding the Fourth Proportional to 42,534.96, 63,797.57 and 11,372.64

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Solution

The fourth proportional to 42,534.96, 63,797.57 and 11,372.64 is: 17,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,534.96 : 63,797.57 = 11,372.64 : x
  2. Step 2: Convert to fraction form
    42,534.96/63,797.57 = 11,372.64/x
  3. Step 3: Cross multiply
    42,534.96x = 63,797.57 × 11,372.64
  4. Step 4: Simplify right side
    42,534.96x = 725,546,543.03
  5. Step 5: Solve for x
    x = 725,546,543.03/42,534.96
  6. Step 6: Final answer
    x = 17,057.65

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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.