Home / 12,008.27-18,004.66-4,993.13

Finding the Fourth Proportional to 12,008.27, 18,004.66 and 4,993.13

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Solution

The fourth proportional to 12,008.27, 18,004.66 and 4,993.13 is: 7,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008.27 : 18,004.66 = 4,993.13 : x
  2. Step 2: Convert to fraction form
    12,008.27/18,004.66 = 4,993.13/x
  3. Step 3: Cross multiply
    12,008.27x = 18,004.66 × 4,993.13
  4. Step 4: Simplify right side
    12,008.27x = 89,899,505.48
  5. Step 5: Solve for x
    x = 89,899,505.48/12,008.27
  6. Step 6: Final answer
    x = 7,486.47

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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.