Home / 27,176.81-37,505.91-15,081.16

Finding the Fourth Proportional to 27,176.81, 37,505.91 and 15,081.16

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Solution

The fourth proportional to 27,176.81, 37,505.91 and 15,081.16 is: 20,813.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,176.81 : 37,505.91 = 15,081.16 : x
  2. Step 2: Convert to fraction form
    27,176.81/37,505.91 = 15,081.16/x
  3. Step 3: Cross multiply
    27,176.81x = 37,505.91 × 15,081.16
  4. Step 4: Simplify right side
    27,176.81x = 565,632,733.09
  5. Step 5: Solve for x
    x = 565,632,733.09/27,176.81
  6. Step 6: Final answer
    x = 20,813.07

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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.