Home / 12,039.26-18,059.38-3,718.54

Finding the Fourth Proportional to 12,039.26, 18,059.38 and 3,718.54

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Solution

The fourth proportional to 12,039.26, 18,059.38 and 3,718.54 is: 5,577.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.26 : 18,059.38 = 3,718.54 : x
  2. Step 2: Convert to fraction form
    12,039.26/18,059.38 = 3,718.54/x
  3. Step 3: Cross multiply
    12,039.26x = 18,059.38 × 3,718.54
  4. Step 4: Simplify right side
    12,039.26x = 67,154,526.91
  5. Step 5: Solve for x
    x = 67,154,526.91/12,039.26
  6. Step 6: Final answer
    x = 5,577.96

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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.