Home / 18,541.39-25,569.97-16,409.02

Finding the Fourth Proportional to 18,541.39, 25,569.97 and 16,409.02

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Solution

The fourth proportional to 18,541.39, 25,569.97 and 16,409.02 is: 22,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.39 : 25,569.97 = 16,409.02 : x
  2. Step 2: Convert to fraction form
    18,541.39/25,569.97 = 16,409.02/x
  3. Step 3: Cross multiply
    18,541.39x = 25,569.97 × 16,409.02
  4. Step 4: Simplify right side
    18,541.39x = 419,578,149.13
  5. Step 5: Solve for x
    x = 419,578,149.13/18,541.39
  6. Step 6: Final answer
    x = 22,629.27

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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.