Home / 42,080.82-63,205.29-26,313.90

Finding the Fourth Proportional to 42,080.82, 63,205.29 and 26,313.90

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Solution

The fourth proportional to 42,080.82, 63,205.29 and 26,313.90 is: 39,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,080.82 : 63,205.29 = 26,313.90 : x
  2. Step 2: Convert to fraction form
    42,080.82/63,205.29 = 26,313.90/x
  3. Step 3: Cross multiply
    42,080.82x = 63,205.29 × 26,313.90
  4. Step 4: Simplify right side
    42,080.82x = 1,663,177,680.53
  5. Step 5: Solve for x
    x = 1,663,177,680.53/42,080.82
  6. Step 6: Final answer
    x = 39,523.41

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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.