Home / 23,210.24-31,906.97-19,968.21

Finding the Fourth Proportional to 23,210.24, 31,906.97 and 19,968.21

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Solution

The fourth proportional to 23,210.24, 31,906.97 and 19,968.21 is: 27,450.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210.24 : 31,906.97 = 19,968.21 : x
  2. Step 2: Convert to fraction form
    23,210.24/31,906.97 = 19,968.21/x
  3. Step 3: Cross multiply
    23,210.24x = 31,906.97 × 19,968.21
  4. Step 4: Simplify right side
    23,210.24x = 637,124,977.58
  5. Step 5: Solve for x
    x = 637,124,977.58/23,210.24
  6. Step 6: Final answer
    x = 27,450.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.