Home / 35,182.20-52,765.02-10,215.66

Finding the Fourth Proportional to 35,182.20, 52,765.02 and 10,215.66

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Solution

The fourth proportional to 35,182.20, 52,765.02 and 10,215.66 is: 15,321.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,182.20 : 52,765.02 = 10,215.66 : x
  2. Step 2: Convert to fraction form
    35,182.20/52,765.02 = 10,215.66/x
  3. Step 3: Cross multiply
    35,182.20x = 52,765.02 × 10,215.66
  4. Step 4: Simplify right side
    35,182.20x = 539,029,504.21
  5. Step 5: Solve for x
    x = 539,029,504.21/35,182.20
  6. Step 6: Final answer
    x = 15,321.09

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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.