Home / 13,932.06-19,227.96-8,632.23

Finding the Fourth Proportional to 13,932.06, 19,227.96 and 8,632.23

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Solution

The fourth proportional to 13,932.06, 19,227.96 and 8,632.23 is: 11,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.06 : 19,227.96 = 8,632.23 : x
  2. Step 2: Convert to fraction form
    13,932.06/19,227.96 = 8,632.23/x
  3. Step 3: Cross multiply
    13,932.06x = 19,227.96 × 8,632.23
  4. Step 4: Simplify right side
    13,932.06x = 165,980,173.15
  5. Step 5: Solve for x
    x = 165,980,173.15/13,932.06
  6. Step 6: Final answer
    x = 11,913.54

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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.