Home / 22,914.49-31,622.37-12,845.17

Finding the Fourth Proportional to 22,914.49, 31,622.37 and 12,845.17

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Solution

The fourth proportional to 22,914.49, 31,622.37 and 12,845.17 is: 17,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914.49 : 31,622.37 = 12,845.17 : x
  2. Step 2: Convert to fraction form
    22,914.49/31,622.37 = 12,845.17/x
  3. Step 3: Cross multiply
    22,914.49x = 31,622.37 × 12,845.17
  4. Step 4: Simplify right side
    22,914.49x = 406,194,718.45
  5. Step 5: Solve for x
    x = 406,194,718.45/22,914.49
  6. Step 6: Final answer
    x = 17,726.54

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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.