Home / 12,232.80-18,339.12-4,834.08

Finding the Fourth Proportional to 12,232.80, 18,339.12 and 4,834.08

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Solution

The fourth proportional to 12,232.80, 18,339.12 and 4,834.08 is: 7,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.80 : 18,339.12 = 4,834.08 : x
  2. Step 2: Convert to fraction form
    12,232.80/18,339.12 = 4,834.08/x
  3. Step 3: Cross multiply
    12,232.80x = 18,339.12 × 4,834.08
  4. Step 4: Simplify right side
    12,232.80x = 88,652,773.21
  5. Step 5: Solve for x
    x = 88,652,773.21/12,232.80
  6. Step 6: Final answer
    x = 7,247.14

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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.