Home / 21,512.24-32,235.48-9,025.49

Finding the Fourth Proportional to 21,512.24, 32,235.48 and 9,025.49

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Solution

The fourth proportional to 21,512.24, 32,235.48 and 9,025.49 is: 13,524.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,512.24 : 32,235.48 = 9,025.49 : x
  2. Step 2: Convert to fraction form
    21,512.24/32,235.48 = 9,025.49/x
  3. Step 3: Cross multiply
    21,512.24x = 32,235.48 × 9,025.49
  4. Step 4: Simplify right side
    21,512.24x = 290,940,841.21
  5. Step 5: Solve for x
    x = 290,940,841.21/21,512.24
  6. Step 6: Final answer
    x = 13,524.44

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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.