Home / 19,659.60-29,481.72-6,508.44

Finding the Fourth Proportional to 19,659.60, 29,481.72 and 6,508.44

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Solution

The fourth proportional to 19,659.60, 29,481.72 and 6,508.44 is: 9,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.60 : 29,481.72 = 6,508.44 : x
  2. Step 2: Convert to fraction form
    19,659.60/29,481.72 = 6,508.44/x
  3. Step 3: Cross multiply
    19,659.60x = 29,481.72 × 6,508.44
  4. Step 4: Simplify right side
    19,659.60x = 191,880,005.72
  5. Step 5: Solve for x
    x = 191,880,005.72/19,659.60
  6. Step 6: Final answer
    x = 9,760.12

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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.