Home / 12,025.99-18,039.30-5,699.39

Finding the Fourth Proportional to 12,025.99, 18,039.30 and 5,699.39

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Solution

The fourth proportional to 12,025.99, 18,039.30 and 5,699.39 is: 8,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.99 : 18,039.30 = 5,699.39 : x
  2. Step 2: Convert to fraction form
    12,025.99/18,039.30 = 5,699.39/x
  3. Step 3: Cross multiply
    12,025.99x = 18,039.30 × 5,699.39
  4. Step 4: Simplify right side
    12,025.99x = 102,812,887.33
  5. Step 5: Solve for x
    x = 102,812,887.33/12,025.99
  6. Step 6: Final answer
    x = 8,549.22

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Similar ratio
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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.