Home / 27,914.39-38,522.01-15,167.68

Finding the Fourth Proportional to 27,914.39, 38,522.01 and 15,167.68

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Solution

The fourth proportional to 27,914.39, 38,522.01 and 15,167.68 is: 20,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.39 : 38,522.01 = 15,167.68 : x
  2. Step 2: Convert to fraction form
    27,914.39/38,522.01 = 15,167.68/x
  3. Step 3: Cross multiply
    27,914.39x = 38,522.01 × 15,167.68
  4. Step 4: Simplify right side
    27,914.39x = 584,289,481.21
  5. Step 5: Solve for x
    x = 584,289,481.21/27,914.39
  6. Step 6: Final answer
    x = 20,931.48

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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.