Home / 35,230.90-48,619.04-20,125.56

Finding the Fourth Proportional to 35,230.90, 48,619.04 and 20,125.56

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Solution

The fourth proportional to 35,230.90, 48,619.04 and 20,125.56 is: 27,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.90 : 48,619.04 = 20,125.56 : x
  2. Step 2: Convert to fraction form
    35,230.90/48,619.04 = 20,125.56/x
  3. Step 3: Cross multiply
    35,230.90x = 48,619.04 × 20,125.56
  4. Step 4: Simplify right side
    35,230.90x = 978,485,406.66
  5. Step 5: Solve for x
    x = 978,485,406.66/35,230.90
  6. Step 6: Final answer
    x = 27,773.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.