Home / 44,405.55-66,599.69-12,813.39

Finding the Fourth Proportional to 44,405.55, 66,599.69 and 12,813.39

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Solution

The fourth proportional to 44,405.55, 66,599.69 and 12,813.39 is: 19,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,405.55 : 66,599.69 = 12,813.39 : x
  2. Step 2: Convert to fraction form
    44,405.55/66,599.69 = 12,813.39/x
  3. Step 3: Cross multiply
    44,405.55x = 66,599.69 × 12,813.39
  4. Step 4: Simplify right side
    44,405.55x = 853,367,737.78
  5. Step 5: Solve for x
    x = 853,367,737.78/44,405.55
  6. Step 6: Final answer
    x = 19,217.59

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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.