Home / 41,007.60-61,511.40-33,620.40

Finding the Fourth Proportional to 41,007.60, 61,511.40 and 33,620.40

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Solution

The fourth proportional to 41,007.60, 61,511.40 and 33,620.40 is: 50,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,007.60 : 61,511.40 = 33,620.40 : x
  2. Step 2: Convert to fraction form
    41,007.60/61,511.40 = 33,620.40/x
  3. Step 3: Cross multiply
    41,007.60x = 61,511.40 × 33,620.40
  4. Step 4: Simplify right side
    41,007.60x = 2,068,037,872.56
  5. Step 5: Solve for x
    x = 2,068,037,872.56/41,007.60
  6. Step 6: Final answer
    x = 50,430.60

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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.