Home / 12,322.23-18,491.54-4,531.04

Finding the Fourth Proportional to 12,322.23, 18,491.54 and 4,531.04

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Solution

The fourth proportional to 12,322.23, 18,491.54 and 4,531.04 is: 6,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322.23 : 18,491.54 = 4,531.04 : x
  2. Step 2: Convert to fraction form
    12,322.23/18,491.54 = 4,531.04/x
  3. Step 3: Cross multiply
    12,322.23x = 18,491.54 × 4,531.04
  4. Step 4: Simplify right side
    12,322.23x = 83,785,861.63
  5. Step 5: Solve for x
    x = 83,785,861.63/12,322.23
  6. Step 6: Final answer
    x = 6,799.57

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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.