Home / 22,922.75-31,633.09-12,851.17

Finding the Fourth Proportional to 22,922.75, 31,633.09 and 12,851.17

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Solution

The fourth proportional to 22,922.75, 31,633.09 and 12,851.17 is: 17,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,922.75 : 31,633.09 = 12,851.17 : x
  2. Step 2: Convert to fraction form
    22,922.75/31,633.09 = 12,851.17/x
  3. Step 3: Cross multiply
    22,922.75x = 31,633.09 × 12,851.17
  4. Step 4: Simplify right side
    22,922.75x = 406,522,106.00
  5. Step 5: Solve for x
    x = 406,522,106.00/22,922.75
  6. Step 6: Final answer
    x = 17,734.44

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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.