Home / 22,552.26-31,121.05-12,343.06

Finding the Fourth Proportional to 22,552.26, 31,121.05 and 12,343.06

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Solution

The fourth proportional to 22,552.26, 31,121.05 and 12,343.06 is: 17,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,552.26 : 31,121.05 = 12,343.06 : x
  2. Step 2: Convert to fraction form
    22,552.26/31,121.05 = 12,343.06/x
  3. Step 3: Cross multiply
    22,552.26x = 31,121.05 × 12,343.06
  4. Step 4: Simplify right side
    22,552.26x = 384,128,987.41
  5. Step 5: Solve for x
    x = 384,128,987.41/22,552.26
  6. Step 6: Final answer
    x = 17,032.84

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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.