Home / 12,025.23-18,039.64-3,704.55

Finding the Fourth Proportional to 12,025.23, 18,039.64 and 3,704.55

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Solution

The fourth proportional to 12,025.23, 18,039.64 and 3,704.55 is: 5,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.23 : 18,039.64 = 3,704.55 : x
  2. Step 2: Convert to fraction form
    12,025.23/18,039.64 = 3,704.55/x
  3. Step 3: Cross multiply
    12,025.23x = 18,039.64 × 3,704.55
  4. Step 4: Simplify right side
    12,025.23x = 66,828,748.36
  5. Step 5: Solve for x
    x = 66,828,748.36/12,025.23
  6. Step 6: Final answer
    x = 5,557.38

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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.