Home / 39,522.60-59,291.19-12,511.76

Finding the Fourth Proportional to 39,522.60, 59,291.19 and 12,511.76

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Solution

The fourth proportional to 39,522.60, 59,291.19 and 12,511.76 is: 18,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,522.60 : 59,291.19 = 12,511.76 : x
  2. Step 2: Convert to fraction form
    39,522.60/59,291.19 = 12,511.76/x
  3. Step 3: Cross multiply
    39,522.60x = 59,291.19 × 12,511.76
  4. Step 4: Simplify right side
    39,522.60x = 741,836,842.94
  5. Step 5: Solve for x
    x = 741,836,842.94/39,522.60
  6. Step 6: Final answer
    x = 18,769.94

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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.