Home / 21,354.32-32,027.10-5,768.30

Finding the Fourth Proportional to 21,354.32, 32,027.10 and 5,768.30

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Solution

The fourth proportional to 21,354.32, 32,027.10 and 5,768.30 is: 8,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354.32 : 32,027.10 = 5,768.30 : x
  2. Step 2: Convert to fraction form
    21,354.32/32,027.10 = 5,768.30/x
  3. Step 3: Cross multiply
    21,354.32x = 32,027.10 × 5,768.30
  4. Step 4: Simplify right side
    21,354.32x = 184,741,920.93
  5. Step 5: Solve for x
    x = 184,741,920.93/21,354.32
  6. Step 6: Final answer
    x = 8,651.27

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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.