Home / 19,362.60-28,979.10-17,029.80

Finding the Fourth Proportional to 19,362.60, 28,979.10 and 17,029.80

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Solution

The fourth proportional to 19,362.60, 28,979.10 and 17,029.80 is: 25,487.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.60 : 28,979.10 = 17,029.80 : x
  2. Step 2: Convert to fraction form
    19,362.60/28,979.10 = 17,029.80/x
  3. Step 3: Cross multiply
    19,362.60x = 28,979.10 × 17,029.80
  4. Step 4: Simplify right side
    19,362.60x = 493,508,277.18
  5. Step 5: Solve for x
    x = 493,508,277.18/19,362.60
  6. Step 6: Final answer
    x = 25,487.71

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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.