Home / 12,546.60-18,819.70-3,059.02

Finding the Fourth Proportional to 12,546.60, 18,819.70 and 3,059.02

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Solution

The fourth proportional to 12,546.60, 18,819.70 and 3,059.02 is: 4,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.60 : 18,819.70 = 3,059.02 : x
  2. Step 2: Convert to fraction form
    12,546.60/18,819.70 = 3,059.02/x
  3. Step 3: Cross multiply
    12,546.60x = 18,819.70 × 3,059.02
  4. Step 4: Simplify right side
    12,546.60x = 57,569,838.69
  5. Step 5: Solve for x
    x = 57,569,838.69/12,546.60
  6. Step 6: Final answer
    x = 4,588.48

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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.