Home / 12,232.10-18,347.73-3,911.99

Finding the Fourth Proportional to 12,232.10, 18,347.73 and 3,911.99

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Solution

The fourth proportional to 12,232.10, 18,347.73 and 3,911.99 is: 5,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.10 : 18,347.73 = 3,911.99 : x
  2. Step 2: Convert to fraction form
    12,232.10/18,347.73 = 3,911.99/x
  3. Step 3: Cross multiply
    12,232.10x = 18,347.73 × 3,911.99
  4. Step 4: Simplify right side
    12,232.10x = 71,776,044.54
  5. Step 5: Solve for x
    x = 71,776,044.54/12,232.10
  6. Step 6: Final answer
    x = 5,867.85

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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.