Home / 18,110.66-24,969.33-11,725.90

Finding the Fourth Proportional to 18,110.66, 24,969.33 and 11,725.90

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Solution

The fourth proportional to 18,110.66, 24,969.33 and 11,725.90 is: 16,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.66 : 24,969.33 = 11,725.90 : x
  2. Step 2: Convert to fraction form
    18,110.66/24,969.33 = 11,725.90/x
  3. Step 3: Cross multiply
    18,110.66x = 24,969.33 × 11,725.90
  4. Step 4: Simplify right side
    18,110.66x = 292,787,804.22
  5. Step 5: Solve for x
    x = 292,787,804.22/18,110.66
  6. Step 6: Final answer
    x = 16,166.60

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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.