Home / 21,922.45-32,906.91-17,812.07

Finding the Fourth Proportional to 21,922.45, 32,906.91 and 17,812.07

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Solution

The fourth proportional to 21,922.45, 32,906.91 and 17,812.07 is: 26,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.45 : 32,906.91 = 17,812.07 : x
  2. Step 2: Convert to fraction form
    21,922.45/32,906.91 = 17,812.07/x
  3. Step 3: Cross multiply
    21,922.45x = 32,906.91 × 17,812.07
  4. Step 4: Simplify right side
    21,922.45x = 586,140,210.07
  5. Step 5: Solve for x
    x = 586,140,210.07/21,922.45
  6. Step 6: Final answer
    x = 26,736.99

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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.