Home / 18,111.16-24,993.44-10,556.92

Finding the Fourth Proportional to 18,111.16, 24,993.44 and 10,556.92

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Solution

The fourth proportional to 18,111.16, 24,993.44 and 10,556.92 is: 14,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111.16 : 24,993.44 = 10,556.92 : x
  2. Step 2: Convert to fraction form
    18,111.16/24,993.44 = 10,556.92/x
  3. Step 3: Cross multiply
    18,111.16x = 24,993.44 × 10,556.92
  4. Step 4: Simplify right side
    18,111.16x = 263,853,746.60
  5. Step 5: Solve for x
    x = 263,853,746.60/18,111.16
  6. Step 6: Final answer
    x = 14,568.57

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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.