Home / 15,004.44-20,691.90-14,173.56

Finding the Fourth Proportional to 15,004.44, 20,691.90 and 14,173.56

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Solution

The fourth proportional to 15,004.44, 20,691.90 and 14,173.56 is: 19,546.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.44 : 20,691.90 = 14,173.56 : x
  2. Step 2: Convert to fraction form
    15,004.44/20,691.90 = 14,173.56/x
  3. Step 3: Cross multiply
    15,004.44x = 20,691.90 × 14,173.56
  4. Step 4: Simplify right side
    15,004.44x = 293,277,886.16
  5. Step 5: Solve for x
    x = 293,277,886.16/15,004.44
  6. Step 6: Final answer
    x = 19,546.07

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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.