Home / 15,235.96-21,025.97-10,767.60

Finding the Fourth Proportional to 15,235.96, 21,025.97 and 10,767.60

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Solution

The fourth proportional to 15,235.96, 21,025.97 and 10,767.60 is: 14,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.96 : 21,025.97 = 10,767.60 : x
  2. Step 2: Convert to fraction form
    15,235.96/21,025.97 = 10,767.60/x
  3. Step 3: Cross multiply
    15,235.96x = 21,025.97 × 10,767.60
  4. Step 4: Simplify right side
    15,235.96x = 226,399,234.57
  5. Step 5: Solve for x
    x = 226,399,234.57/15,235.96
  6. Step 6: Final answer
    x = 14,859.53

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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.