Home / 40,794.60-61,182.18-11,214.66

Finding the Fourth Proportional to 40,794.60, 61,182.18 and 11,214.66

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Solution

The fourth proportional to 40,794.60, 61,182.18 and 11,214.66 is: 16,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,794.60 : 61,182.18 = 11,214.66 : x
  2. Step 2: Convert to fraction form
    40,794.60/61,182.18 = 11,214.66/x
  3. Step 3: Cross multiply
    40,794.60x = 61,182.18 × 11,214.66
  4. Step 4: Simplify right side
    40,794.60x = 686,137,346.76
  5. Step 5: Solve for x
    x = 686,137,346.76/40,794.60
  6. Step 6: Final answer
    x = 16,819.32

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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.