Home / 22,531.55-31,093.73-12,460.66

Finding the Fourth Proportional to 22,531.55, 31,093.73 and 12,460.66

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Solution

The fourth proportional to 22,531.55, 31,093.73 and 12,460.66 is: 17,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531.55 : 31,093.73 = 12,460.66 : x
  2. Step 2: Convert to fraction form
    22,531.55/31,093.73 = 12,460.66/x
  3. Step 3: Cross multiply
    22,531.55x = 31,093.73 × 12,460.66
  4. Step 4: Simplify right side
    22,531.55x = 387,448,257.62
  5. Step 5: Solve for x
    x = 387,448,257.62/22,531.55
  6. Step 6: Final answer
    x = 17,195.81

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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.