Home / 18,296.89-25,248.71-11,825.19

Finding the Fourth Proportional to 18,296.89, 25,248.71 and 11,825.19

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Solution

The fourth proportional to 18,296.89, 25,248.71 and 11,825.19 is: 16,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.89 : 25,248.71 = 11,825.19 : x
  2. Step 2: Convert to fraction form
    18,296.89/25,248.71 = 11,825.19/x
  3. Step 3: Cross multiply
    18,296.89x = 25,248.71 × 11,825.19
  4. Step 4: Simplify right side
    18,296.89x = 298,570,822.57
  5. Step 5: Solve for x
    x = 298,570,822.57/18,296.89
  6. Step 6: Final answer
    x = 16,318.12

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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.