Home / 25,747.63-38,621.67-10,165.25

Finding the Fourth Proportional to 25,747.63, 38,621.67 and 10,165.25

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Solution

The fourth proportional to 25,747.63, 38,621.67 and 10,165.25 is: 15,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.63 : 38,621.67 = 10,165.25 : x
  2. Step 2: Convert to fraction form
    25,747.63/38,621.67 = 10,165.25/x
  3. Step 3: Cross multiply
    25,747.63x = 38,621.67 × 10,165.25
  4. Step 4: Simplify right side
    25,747.63x = 392,598,930.97
  5. Step 5: Solve for x
    x = 392,598,930.97/25,747.63
  6. Step 6: Final answer
    x = 15,247.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.