Home / 18,823.07-25,974.01-11,269.25

Finding the Fourth Proportional to 18,823.07, 25,974.01 and 11,269.25

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Solution

The fourth proportional to 18,823.07, 25,974.01 and 11,269.25 is: 15,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.07 : 25,974.01 = 11,269.25 : x
  2. Step 2: Convert to fraction form
    18,823.07/25,974.01 = 11,269.25/x
  3. Step 3: Cross multiply
    18,823.07x = 25,974.01 × 11,269.25
  4. Step 4: Simplify right side
    18,823.07x = 292,707,612.19
  5. Step 5: Solve for x
    x = 292,707,612.19/18,823.07
  6. Step 6: Final answer
    x = 15,550.47

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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.