Home / 27,671.72-38,187.58-15,096.46

Finding the Fourth Proportional to 27,671.72, 38,187.58 and 15,096.46

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Solution

The fourth proportional to 27,671.72, 38,187.58 and 15,096.46 is: 20,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.72 : 38,187.58 = 15,096.46 : x
  2. Step 2: Convert to fraction form
    27,671.72/38,187.58 = 15,096.46/x
  3. Step 3: Cross multiply
    27,671.72x = 38,187.58 × 15,096.46
  4. Step 4: Simplify right side
    27,671.72x = 576,497,273.97
  5. Step 5: Solve for x
    x = 576,497,273.97/27,671.72
  6. Step 6: Final answer
    x = 20,833.45

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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.