Home / 27,933.41-38,548.76-15,187.32

Finding the Fourth Proportional to 27,933.41, 38,548.76 and 15,187.32

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Solution

The fourth proportional to 27,933.41, 38,548.76 and 15,187.32 is: 20,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.41 : 38,548.76 = 15,187.32 : x
  2. Step 2: Convert to fraction form
    27,933.41/38,548.76 = 15,187.32/x
  3. Step 3: Cross multiply
    27,933.41x = 38,548.76 × 15,187.32
  4. Step 4: Simplify right side
    27,933.41x = 585,452,277.79
  5. Step 5: Solve for x
    x = 585,452,277.79/27,933.41
  6. Step 6: Final answer
    x = 20,958.86

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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.