Home / 27,126.29-37,433.25-15,189.03

Finding the Fourth Proportional to 27,126.29, 37,433.25 and 15,189.03

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Solution

The fourth proportional to 27,126.29, 37,433.25 and 15,189.03 is: 20,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.29 : 37,433.25 = 15,189.03 : x
  2. Step 2: Convert to fraction form
    27,126.29/37,433.25 = 15,189.03/x
  3. Step 3: Cross multiply
    27,126.29x = 37,433.25 × 15,189.03
  4. Step 4: Simplify right side
    27,126.29x = 568,574,757.25
  5. Step 5: Solve for x
    x = 568,574,757.25/27,126.29
  6. Step 6: Final answer
    x = 20,960.28

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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.