Home / 21,922.06-32,887.96-10,228.90

Finding the Fourth Proportional to 21,922.06, 32,887.96 and 10,228.90

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Solution

The fourth proportional to 21,922.06, 32,887.96 and 10,228.90 is: 15,345.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.06 : 32,887.96 = 10,228.90 : x
  2. Step 2: Convert to fraction form
    21,922.06/32,887.96 = 10,228.90/x
  3. Step 3: Cross multiply
    21,922.06x = 32,887.96 × 10,228.90
  4. Step 4: Simplify right side
    21,922.06x = 336,407,546.25
  5. Step 5: Solve for x
    x = 336,407,546.25/21,922.06
  6. Step 6: Final answer
    x = 15,345.62

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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.