Home / 27,670.88-38,185.95-15,096.44

Finding the Fourth Proportional to 27,670.88, 38,185.95 and 15,096.44

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Solution

The fourth proportional to 27,670.88, 38,185.95 and 15,096.44 is: 20,833.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670.88 : 38,185.95 = 15,096.44 : x
  2. Step 2: Convert to fraction form
    27,670.88/38,185.95 = 15,096.44/x
  3. Step 3: Cross multiply
    27,670.88x = 38,185.95 × 15,096.44
  4. Step 4: Simplify right side
    27,670.88x = 576,471,712.09
  5. Step 5: Solve for x
    x = 576,471,712.09/27,670.88
  6. Step 6: Final answer
    x = 20,833.16

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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.