Home / 35,169.12-48,536.69-21,021.66

Finding the Fourth Proportional to 35,169.12, 48,536.69 and 21,021.66

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Solution

The fourth proportional to 35,169.12, 48,536.69 and 21,021.66 is: 29,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,169.12 : 48,536.69 = 21,021.66 : x
  2. Step 2: Convert to fraction form
    35,169.12/48,536.69 = 21,021.66/x
  3. Step 3: Cross multiply
    35,169.12x = 48,536.69 × 21,021.66
  4. Step 4: Simplify right side
    35,169.12x = 1,020,321,689.60
  5. Step 5: Solve for x
    x = 1,020,321,689.60/35,169.12
  6. Step 6: Final answer
    x = 29,011.86

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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.