Home / 27,117.96-37,425.12-15,181.14

Finding the Fourth Proportional to 27,117.96, 37,425.12 and 15,181.14

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Solution

The fourth proportional to 27,117.96, 37,425.12 and 15,181.14 is: 20,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.96 : 37,425.12 = 15,181.14 : x
  2. Step 2: Convert to fraction form
    27,117.96/37,425.12 = 15,181.14/x
  3. Step 3: Cross multiply
    27,117.96x = 37,425.12 × 15,181.14
  4. Step 4: Simplify right side
    27,117.96x = 568,155,986.24
  5. Step 5: Solve for x
    x = 568,155,986.24/27,117.96
  6. Step 6: Final answer
    x = 20,951.28

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Half scale
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Double scale
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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.