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Finding the Fourth Proportional to 13,062.96, 19,579.92 and 6,493.92

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Solution

The fourth proportional to 13,062.96, 19,579.92 and 6,493.92 is: 9,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.96 : 19,579.92 = 6,493.92 : x
  2. Step 2: Convert to fraction form
    13,062.96/19,579.92 = 6,493.92/x
  3. Step 3: Cross multiply
    13,062.96x = 19,579.92 × 6,493.92
  4. Step 4: Simplify right side
    13,062.96x = 127,150,434.09
  5. Step 5: Solve for x
    x = 127,150,434.09/13,062.96
  6. Step 6: Final answer
    x = 9,733.66

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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.