Home / 57,713.10-86,517.40-22,643.34

Finding the Fourth Proportional to 57,713.10, 86,517.40 and 22,643.34

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Solution

The fourth proportional to 57,713.10, 86,517.40 and 22,643.34 is: 33,944.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,713.10 : 86,517.40 = 22,643.34 : x
  2. Step 2: Convert to fraction form
    57,713.10/86,517.40 = 22,643.34/x
  3. Step 3: Cross multiply
    57,713.10x = 86,517.40 × 22,643.34
  4. Step 4: Simplify right side
    57,713.10x = 1,959,042,904.12
  5. Step 5: Solve for x
    x = 1,959,042,904.12/57,713.10
  6. Step 6: Final answer
    x = 33,944.51

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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.