Home / 51,782.90-71,422.53-33,849.14

Finding the Fourth Proportional to 51,782.90, 71,422.53 and 33,849.14

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Solution

The fourth proportional to 51,782.90, 71,422.53 and 33,849.14 is: 46,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,782.90 : 71,422.53 = 33,849.14 : x
  2. Step 2: Convert to fraction form
    51,782.90/71,422.53 = 33,849.14/x
  3. Step 3: Cross multiply
    51,782.90x = 71,422.53 × 33,849.14
  4. Step 4: Simplify right side
    51,782.90x = 2,417,591,217.12
  5. Step 5: Solve for x
    x = 2,417,591,217.12/51,782.90
  6. Step 6: Final answer
    x = 46,687.06

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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.