Home / 27,849.03-38,431.23-15,101.96

Finding the Fourth Proportional to 27,849.03, 38,431.23 and 15,101.96

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Solution

The fourth proportional to 27,849.03, 38,431.23 and 15,101.96 is: 20,840.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.03 : 38,431.23 = 15,101.96 : x
  2. Step 2: Convert to fraction form
    27,849.03/38,431.23 = 15,101.96/x
  3. Step 3: Cross multiply
    27,849.03x = 38,431.23 × 15,101.96
  4. Step 4: Simplify right side
    27,849.03x = 580,386,706.05
  5. Step 5: Solve for x
    x = 580,386,706.05/27,849.03
  6. Step 6: Final answer
    x = 20,840.46

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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.