Home / 12,232.55-18,317.67-8,059.91

Finding the Fourth Proportional to 12,232.55, 18,317.67 and 8,059.91

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Solution

The fourth proportional to 12,232.55, 18,317.67 and 8,059.91 is: 12,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.55 : 18,317.67 = 8,059.91 : x
  2. Step 2: Convert to fraction form
    12,232.55/18,317.67 = 8,059.91/x
  3. Step 3: Cross multiply
    12,232.55x = 18,317.67 × 8,059.91
  4. Step 4: Simplify right side
    12,232.55x = 147,638,649.80
  5. Step 5: Solve for x
    x = 147,638,649.80/12,232.55
  6. Step 6: Final answer
    x = 12,069.33

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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.