Home / 15,717.20-23,572.92-6,356.72

Finding the Fourth Proportional to 15,717.20, 23,572.92 and 6,356.72

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Solution

The fourth proportional to 15,717.20, 23,572.92 and 6,356.72 is: 9,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717.20 : 23,572.92 = 6,356.72 : x
  2. Step 2: Convert to fraction form
    15,717.20/23,572.92 = 6,356.72/x
  3. Step 3: Cross multiply
    15,717.20x = 23,572.92 × 6,356.72
  4. Step 4: Simplify right side
    15,717.20x = 149,846,452.02
  5. Step 5: Solve for x
    x = 149,846,452.02/15,717.20
  6. Step 6: Final answer
    x = 9,533.92

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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.