Home / 12,093.85-18,136.45-4,301.11

Finding the Fourth Proportional to 12,093.85, 18,136.45 and 4,301.11

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Solution

The fourth proportional to 12,093.85, 18,136.45 and 4,301.11 is: 6,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.85 : 18,136.45 = 4,301.11 : x
  2. Step 2: Convert to fraction form
    12,093.85/18,136.45 = 4,301.11/x
  3. Step 3: Cross multiply
    12,093.85x = 18,136.45 × 4,301.11
  4. Step 4: Simplify right side
    12,093.85x = 78,006,866.46
  5. Step 5: Solve for x
    x = 78,006,866.46/12,093.85
  6. Step 6: Final answer
    x = 6,450.13

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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.