Home / 27,436.86-41,118.39-20,006.55

Finding the Fourth Proportional to 27,436.86, 41,118.39 and 20,006.55

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Solution

The fourth proportional to 27,436.86, 41,118.39 and 20,006.55 is: 29,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.86 : 41,118.39 = 20,006.55 : x
  2. Step 2: Convert to fraction form
    27,436.86/41,118.39 = 20,006.55/x
  3. Step 3: Cross multiply
    27,436.86x = 41,118.39 × 20,006.55
  4. Step 4: Simplify right side
    27,436.86x = 822,637,125.45
  5. Step 5: Solve for x
    x = 822,637,125.45/27,436.86
  6. Step 6: Final answer
    x = 29,982.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.