Home / 21,755.25-32,632.89-5,339.25

Finding the Fourth Proportional to 21,755.25, 32,632.89 and 5,339.25

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Solution

The fourth proportional to 21,755.25, 32,632.89 and 5,339.25 is: 8,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,755.25 : 32,632.89 = 5,339.25 : x
  2. Step 2: Convert to fraction form
    21,755.25/32,632.89 = 5,339.25/x
  3. Step 3: Cross multiply
    21,755.25x = 32,632.89 × 5,339.25
  4. Step 4: Simplify right side
    21,755.25x = 174,235,157.93
  5. Step 5: Solve for x
    x = 174,235,157.93/21,755.25
  6. Step 6: Final answer
    x = 8,008.88

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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.