Home / 22,968.96-31,696.14-12,897.23

Finding the Fourth Proportional to 22,968.96, 31,696.14 and 12,897.23

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Solution

The fourth proportional to 22,968.96, 31,696.14 and 12,897.23 is: 17,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.96 : 31,696.14 = 12,897.23 : x
  2. Step 2: Convert to fraction form
    22,968.96/31,696.14 = 12,897.23/x
  3. Step 3: Cross multiply
    22,968.96x = 31,696.14 × 12,897.23
  4. Step 4: Simplify right side
    22,968.96x = 408,792,249.21
  5. Step 5: Solve for x
    x = 408,792,249.21/22,968.96
  6. Step 6: Final answer
    x = 17,797.60

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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.