Home / 35,261.20-52,854.90-11,879.56

Finding the Fourth Proportional to 35,261.20, 52,854.90 and 11,879.56

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Solution

The fourth proportional to 35,261.20, 52,854.90 and 11,879.56 is: 17,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,261.20 : 52,854.90 = 11,879.56 : x
  2. Step 2: Convert to fraction form
    35,261.20/52,854.90 = 11,879.56/x
  3. Step 3: Cross multiply
    35,261.20x = 52,854.90 × 11,879.56
  4. Step 4: Simplify right side
    35,261.20x = 627,892,955.84
  5. Step 5: Solve for x
    x = 627,892,955.84/35,261.20
  6. Step 6: Final answer
    x = 17,806.91

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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.