Home / 42,524.67-63,784.44-18,825.28

Finding the Fourth Proportional to 42,524.67, 63,784.44 and 18,825.28

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Solution

The fourth proportional to 42,524.67, 63,784.44 and 18,825.28 is: 28,236.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,524.67 : 63,784.44 = 18,825.28 : x
  2. Step 2: Convert to fraction form
    42,524.67/63,784.44 = 18,825.28/x
  3. Step 3: Cross multiply
    42,524.67x = 63,784.44 × 18,825.28
  4. Step 4: Simplify right side
    42,524.67x = 1,200,759,942.64
  5. Step 5: Solve for x
    x = 1,200,759,942.64/42,524.67
  6. Step 6: Final answer
    x = 28,236.78

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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.