Home / 35,174.85-52,765.01-10,215.31

Finding the Fourth Proportional to 35,174.85, 52,765.01 and 10,215.31

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Solution

The fourth proportional to 35,174.85, 52,765.01 and 10,215.31 is: 15,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.85 : 52,765.01 = 10,215.31 : x
  2. Step 2: Convert to fraction form
    35,174.85/52,765.01 = 10,215.31/x
  3. Step 3: Cross multiply
    35,174.85x = 52,765.01 × 10,215.31
  4. Step 4: Simplify right side
    35,174.85x = 539,010,934.30
  5. Step 5: Solve for x
    x = 539,010,934.30/35,174.85
  6. Step 6: Final answer
    x = 15,323.76

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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.