Home / 27,126.64-37,433.73-15,189.38

Finding the Fourth Proportional to 27,126.64, 37,433.73 and 15,189.38

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Solution

The fourth proportional to 27,126.64, 37,433.73 and 15,189.38 is: 20,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.64 : 37,433.73 = 15,189.38 : x
  2. Step 2: Convert to fraction form
    27,126.64/37,433.73 = 15,189.38/x
  3. Step 3: Cross multiply
    27,126.64x = 37,433.73 × 15,189.38
  4. Step 4: Simplify right side
    27,126.64x = 568,595,131.48
  5. Step 5: Solve for x
    x = 568,595,131.48/27,126.64
  6. Step 6: Final answer
    x = 20,960.76

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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.