Home / 21,650.16-32,475.60-6,067.20

Finding the Fourth Proportional to 21,650.16, 32,475.60 and 6,067.20

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Solution

The fourth proportional to 21,650.16, 32,475.60 and 6,067.20 is: 9,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,650.16 : 32,475.60 = 6,067.20 : x
  2. Step 2: Convert to fraction form
    21,650.16/32,475.60 = 6,067.20/x
  3. Step 3: Cross multiply
    21,650.16x = 32,475.60 × 6,067.20
  4. Step 4: Simplify right side
    21,650.16x = 197,035,960.32
  5. Step 5: Solve for x
    x = 197,035,960.32/21,650.16
  6. Step 6: Final answer
    x = 9,100.90

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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.