Home / 12,247.67-18,372.14-3,483.26

Finding the Fourth Proportional to 12,247.67, 18,372.14 and 3,483.26

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Solution

The fourth proportional to 12,247.67, 18,372.14 and 3,483.26 is: 5,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247.67 : 18,372.14 = 3,483.26 : x
  2. Step 2: Convert to fraction form
    12,247.67/18,372.14 = 3,483.26/x
  3. Step 3: Cross multiply
    12,247.67x = 18,372.14 × 3,483.26
  4. Step 4: Simplify right side
    12,247.67x = 63,994,940.38
  5. Step 5: Solve for x
    x = 63,994,940.38/12,247.67
  6. Step 6: Final answer
    x = 5,225.07

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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.