Home / 19,620.92-29,426.19-8,525.01

Finding the Fourth Proportional to 19,620.92, 29,426.19 and 8,525.01

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Solution

The fourth proportional to 19,620.92, 29,426.19 and 8,525.01 is: 12,785.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620.92 : 29,426.19 = 8,525.01 : x
  2. Step 2: Convert to fraction form
    19,620.92/29,426.19 = 8,525.01/x
  3. Step 3: Cross multiply
    19,620.92x = 29,426.19 × 8,525.01
  4. Step 4: Simplify right side
    19,620.92x = 250,858,518.25
  5. Step 5: Solve for x
    x = 250,858,518.25/19,620.92
  6. Step 6: Final answer
    x = 12,785.26

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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.