Home / 27,125.92-37,433.28-15,189.12

Finding the Fourth Proportional to 27,125.92, 37,433.28 and 15,189.12

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Solution

The fourth proportional to 27,125.92, 37,433.28 and 15,189.12 is: 20,960.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125.92 : 37,433.28 = 15,189.12 : x
  2. Step 2: Convert to fraction form
    27,125.92/37,433.28 = 15,189.12/x
  3. Step 3: Cross multiply
    27,125.92x = 37,433.28 × 15,189.12
  4. Step 4: Simplify right side
    27,125.92x = 568,578,581.91
  5. Step 5: Solve for x
    x = 568,578,581.91/27,125.92
  6. Step 6: Final answer
    x = 20,960.71

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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.