Home / 12,534.24-18,798.33-3,647.18

Finding the Fourth Proportional to 12,534.24, 18,798.33 and 3,647.18

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Solution

The fourth proportional to 12,534.24, 18,798.33 and 3,647.18 is: 5,469.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.24 : 18,798.33 = 3,647.18 : x
  2. Step 2: Convert to fraction form
    12,534.24/18,798.33 = 3,647.18/x
  3. Step 3: Cross multiply
    12,534.24x = 18,798.33 × 3,647.18
  4. Step 4: Simplify right side
    12,534.24x = 68,560,827.63
  5. Step 5: Solve for x
    x = 68,560,827.63/12,534.24
  6. Step 6: Final answer
    x = 5,469.88

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1.5x scale

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.