Home / 13,285.52-18,331.33-10,097.97

Finding the Fourth Proportional to 13,285.52, 18,331.33 and 10,097.97

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Solution

The fourth proportional to 13,285.52, 18,331.33 and 10,097.97 is: 13,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.52 : 18,331.33 = 10,097.97 : x
  2. Step 2: Convert to fraction form
    13,285.52/18,331.33 = 10,097.97/x
  3. Step 3: Cross multiply
    13,285.52x = 18,331.33 × 10,097.97
  4. Step 4: Simplify right side
    13,285.52x = 185,109,078.25
  5. Step 5: Solve for x
    x = 185,109,078.25/13,285.52
  6. Step 6: Final answer
    x = 13,933.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.