Home / 18,766.69-25,894.49-11,602.85

Finding the Fourth Proportional to 18,766.69, 25,894.49 and 11,602.85

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Solution

The fourth proportional to 18,766.69, 25,894.49 and 11,602.85 is: 16,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.69 : 25,894.49 = 11,602.85 : x
  2. Step 2: Convert to fraction form
    18,766.69/25,894.49 = 11,602.85/x
  3. Step 3: Cross multiply
    18,766.69x = 25,894.49 × 11,602.85
  4. Step 4: Simplify right side
    18,766.69x = 300,449,695.81
  5. Step 5: Solve for x
    x = 300,449,695.81/18,766.69
  6. Step 6: Final answer
    x = 16,009.74

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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.