Home / 13,053.26-19,579.80-3,192.68

Finding the Fourth Proportional to 13,053.26, 19,579.80 and 3,192.68

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Solution

The fourth proportional to 13,053.26, 19,579.80 and 3,192.68 is: 4,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.26 : 19,579.80 = 3,192.68 : x
  2. Step 2: Convert to fraction form
    13,053.26/19,579.80 = 3,192.68/x
  3. Step 3: Cross multiply
    13,053.26x = 19,579.80 × 3,192.68
  4. Step 4: Simplify right side
    13,053.26x = 62,512,035.86
  5. Step 5: Solve for x
    x = 62,512,035.86/13,053.26
  6. Step 6: Final answer
    x = 4,789.00

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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.