Home / 27,107.14-37,406.08-15,006.78

Finding the Fourth Proportional to 27,107.14, 37,406.08 and 15,006.78

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Solution

The fourth proportional to 27,107.14, 37,406.08 and 15,006.78 is: 20,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,107.14 : 37,406.08 = 15,006.78 : x
  2. Step 2: Convert to fraction form
    27,107.14/37,406.08 = 15,006.78/x
  3. Step 3: Cross multiply
    27,107.14x = 37,406.08 × 15,006.78
  4. Step 4: Simplify right side
    27,107.14x = 561,344,813.22
  5. Step 5: Solve for x
    x = 561,344,813.22/27,107.14
  6. Step 6: Final answer
    x = 20,708.37

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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.