Home / 12,382.23-18,576.07-4,591.04

Finding the Fourth Proportional to 12,382.23, 18,576.07 and 4,591.04

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Solution

The fourth proportional to 12,382.23, 18,576.07 and 4,591.04 is: 6,887.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382.23 : 18,576.07 = 4,591.04 : x
  2. Step 2: Convert to fraction form
    12,382.23/18,576.07 = 4,591.04/x
  3. Step 3: Cross multiply
    12,382.23x = 18,576.07 × 4,591.04
  4. Step 4: Simplify right side
    12,382.23x = 85,283,480.41
  5. Step 5: Solve for x
    x = 85,283,480.41/12,382.23
  6. Step 6: Final answer
    x = 6,887.57

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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.