Home / 27,039.05-37,310.18-15,100.86

Finding the Fourth Proportional to 27,039.05, 37,310.18 and 15,100.86

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Solution

The fourth proportional to 27,039.05, 37,310.18 and 15,100.86 is: 20,837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.05 : 37,310.18 = 15,100.86 : x
  2. Step 2: Convert to fraction form
    27,039.05/37,310.18 = 15,100.86/x
  3. Step 3: Cross multiply
    27,039.05x = 37,310.18 × 15,100.86
  4. Step 4: Simplify right side
    27,039.05x = 563,415,729.25
  5. Step 5: Solve for x
    x = 563,415,729.25/27,039.05
  6. Step 6: Final answer
    x = 20,837.12

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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.