Home / 14,758.16-20,363.92-8,296.52

Finding the Fourth Proportional to 14,758.16, 20,363.92 and 8,296.52

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Solution

The fourth proportional to 14,758.16, 20,363.92 and 8,296.52 is: 11,447.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.16 : 20,363.92 = 8,296.52 : x
  2. Step 2: Convert to fraction form
    14,758.16/20,363.92 = 8,296.52/x
  3. Step 3: Cross multiply
    14,758.16x = 20,363.92 × 8,296.52
  4. Step 4: Simplify right side
    14,758.16x = 168,949,669.56
  5. Step 5: Solve for x
    x = 168,949,669.56/14,758.16
  6. Step 6: Final answer
    x = 11,447.88

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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.