Home / 27,908.34-38,514.33-15,975.51

Finding the Fourth Proportional to 27,908.34, 38,514.33 and 15,975.51

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Solution

The fourth proportional to 27,908.34, 38,514.33 and 15,975.51 is: 22,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,908.34 : 38,514.33 = 15,975.51 : x
  2. Step 2: Convert to fraction form
    27,908.34/38,514.33 = 15,975.51/x
  3. Step 3: Cross multiply
    27,908.34x = 38,514.33 × 15,975.51
  4. Step 4: Simplify right side
    27,908.34x = 615,286,064.06
  5. Step 5: Solve for x
    x = 615,286,064.06/27,908.34
  6. Step 6: Final answer
    x = 22,046.67

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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.