Home / 12,292.24-18,438.46-3,527.43

Finding the Fourth Proportional to 12,292.24, 18,438.46 and 3,527.43

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Solution

The fourth proportional to 12,292.24, 18,438.46 and 3,527.43 is: 5,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292.24 : 18,438.46 = 3,527.43 : x
  2. Step 2: Convert to fraction form
    12,292.24/18,438.46 = 3,527.43/x
  3. Step 3: Cross multiply
    12,292.24x = 18,438.46 × 3,527.43
  4. Step 4: Simplify right side
    12,292.24x = 65,040,368.14
  5. Step 5: Solve for x
    x = 65,040,368.14/12,292.24
  6. Step 6: Final answer
    x = 5,291.17

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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.