Home / 38,511.55-57,773.71-12,222.60

Finding the Fourth Proportional to 38,511.55, 57,773.71 and 12,222.60

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Solution

The fourth proportional to 38,511.55, 57,773.71 and 12,222.60 is: 18,335.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,511.55 : 57,773.71 = 12,222.60 : x
  2. Step 2: Convert to fraction form
    38,511.55/57,773.71 = 12,222.60/x
  3. Step 3: Cross multiply
    38,511.55x = 57,773.71 × 12,222.60
  4. Step 4: Simplify right side
    38,511.55x = 706,144,677.72
  5. Step 5: Solve for x
    x = 706,144,677.72/38,511.55
  6. Step 6: Final answer
    x = 18,335.92

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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.