Home / 12,567.30-18,843.21-4,246.53

Finding the Fourth Proportional to 12,567.30, 18,843.21 and 4,246.53

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Solution

The fourth proportional to 12,567.30, 18,843.21 and 4,246.53 is: 6,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.30 : 18,843.21 = 4,246.53 : x
  2. Step 2: Convert to fraction form
    12,567.30/18,843.21 = 4,246.53/x
  3. Step 3: Cross multiply
    12,567.30x = 18,843.21 × 4,246.53
  4. Step 4: Simplify right side
    12,567.30x = 80,018,256.56
  5. Step 5: Solve for x
    x = 80,018,256.56/12,567.30
  6. Step 6: Final answer
    x = 6,367.18

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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.