Home / 12,576.18-18,862.23-4,256.04

Finding the Fourth Proportional to 12,576.18, 18,862.23 and 4,256.04

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Solution

The fourth proportional to 12,576.18, 18,862.23 and 4,256.04 is: 6,383.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576.18 : 18,862.23 = 4,256.04 : x
  2. Step 2: Convert to fraction form
    12,576.18/18,862.23 = 4,256.04/x
  3. Step 3: Cross multiply
    12,576.18x = 18,862.23 × 4,256.04
  4. Step 4: Simplify right side
    12,576.18x = 80,278,405.37
  5. Step 5: Solve for x
    x = 80,278,405.37/12,576.18
  6. Step 6: Final answer
    x = 6,383.37

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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.