Home / 10,579.60-15,845.10-10,336.60

Finding the Fourth Proportional to 10,579.60, 15,845.10 and 10,336.60

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Solution

The fourth proportional to 10,579.60, 15,845.10 and 10,336.60 is: 15,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.60 : 15,845.10 = 10,336.60 : x
  2. Step 2: Convert to fraction form
    10,579.60/15,845.10 = 10,336.60/x
  3. Step 3: Cross multiply
    10,579.60x = 15,845.10 × 10,336.60
  4. Step 4: Simplify right side
    10,579.60x = 163,784,460.66
  5. Step 5: Solve for x
    x = 163,784,460.66/10,579.60
  6. Step 6: Final answer
    x = 15,481.16

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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.