Home / 20,045.86-27,664.67-11,093.74

Finding the Fourth Proportional to 20,045.86, 27,664.67 and 11,093.74

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Solution

The fourth proportional to 20,045.86, 27,664.67 and 11,093.74 is: 15,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.86 : 27,664.67 = 11,093.74 : x
  2. Step 2: Convert to fraction form
    20,045.86/27,664.67 = 11,093.74/x
  3. Step 3: Cross multiply
    20,045.86x = 27,664.67 × 11,093.74
  4. Step 4: Simplify right side
    20,045.86x = 306,904,656.17
  5. Step 5: Solve for x
    x = 306,904,656.17/20,045.86
  6. Step 6: Final answer
    x = 15,310.13

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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.