Home / 55,723.88-76,896.90-31,849.13

Finding the Fourth Proportional to 55,723.88, 76,896.90 and 31,849.13

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Solution

The fourth proportional to 55,723.88, 76,896.90 and 31,849.13 is: 43,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,723.88 : 76,896.90 = 31,849.13 : x
  2. Step 2: Convert to fraction form
    55,723.88/76,896.90 = 31,849.13/x
  3. Step 3: Cross multiply
    55,723.88x = 76,896.90 × 31,849.13
  4. Step 4: Simplify right side
    55,723.88x = 2,449,098,980.21
  5. Step 5: Solve for x
    x = 2,449,098,980.21/55,723.88
  6. Step 6: Final answer
    x = 43,950.62

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1.5x scale

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.