Home / 13,632.09-20,415.32-9,236.22

Finding the Fourth Proportional to 13,632.09, 20,415.32 and 9,236.22

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Solution

The fourth proportional to 13,632.09, 20,415.32 and 9,236.22 is: 13,832.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.09 : 20,415.32 = 9,236.22 : x
  2. Step 2: Convert to fraction form
    13,632.09/20,415.32 = 9,236.22/x
  3. Step 3: Cross multiply
    13,632.09x = 20,415.32 × 9,236.22
  4. Step 4: Simplify right side
    13,632.09x = 188,560,340.71
  5. Step 5: Solve for x
    x = 188,560,340.71/13,632.09
  6. Step 6: Final answer
    x = 13,832.09

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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.