Home / 12,348.99-18,526.19-3,584.66

Finding the Fourth Proportional to 12,348.99, 18,526.19 and 3,584.66

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Solution

The fourth proportional to 12,348.99, 18,526.19 and 3,584.66 is: 5,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.99 : 18,526.19 = 3,584.66 : x
  2. Step 2: Convert to fraction form
    12,348.99/18,526.19 = 3,584.66/x
  3. Step 3: Cross multiply
    12,348.99x = 18,526.19 × 3,584.66
  4. Step 4: Simplify right side
    12,348.99x = 66,409,981.69
  5. Step 5: Solve for x
    x = 66,409,981.69/12,348.99
  6. Step 6: Final answer
    x = 5,377.77

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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.