Home / 57,517.24-86,271.73-18,085.63

Finding the Fourth Proportional to 57,517.24, 86,271.73 and 18,085.63

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Solution

The fourth proportional to 57,517.24, 86,271.73 and 18,085.63 is: 27,127.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,517.24 : 86,271.73 = 18,085.63 : x
  2. Step 2: Convert to fraction form
    57,517.24/86,271.73 = 18,085.63/x
  3. Step 3: Cross multiply
    57,517.24x = 86,271.73 × 18,085.63
  4. Step 4: Simplify right side
    57,517.24x = 1,560,278,066.45
  5. Step 5: Solve for x
    x = 1,560,278,066.45/57,517.24
  6. Step 6: Final answer
    x = 27,127.14

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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.