Home / 12,449.33-18,677.15-3,684.23

Finding the Fourth Proportional to 12,449.33, 18,677.15 and 3,684.23

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Solution

The fourth proportional to 12,449.33, 18,677.15 and 3,684.23 is: 5,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449.33 : 18,677.15 = 3,684.23 : x
  2. Step 2: Convert to fraction form
    12,449.33/18,677.15 = 3,684.23/x
  3. Step 3: Cross multiply
    12,449.33x = 18,677.15 × 3,684.23
  4. Step 4: Simplify right side
    12,449.33x = 68,810,916.34
  5. Step 5: Solve for x
    x = 68,810,916.34/12,449.33
  6. Step 6: Final answer
    x = 5,527.28

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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.