Home / 26,168.49-36,112.91-14,231.84

Finding the Fourth Proportional to 26,168.49, 36,112.91 and 14,231.84

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Solution

The fourth proportional to 26,168.49, 36,112.91 and 14,231.84 is: 19,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.49 : 36,112.91 = 14,231.84 : x
  2. Step 2: Convert to fraction form
    26,168.49/36,112.91 = 14,231.84/x
  3. Step 3: Cross multiply
    26,168.49x = 36,112.91 × 14,231.84
  4. Step 4: Simplify right side
    26,168.49x = 513,952,905.33
  5. Step 5: Solve for x
    x = 513,952,905.33/26,168.49
  6. Step 6: Final answer
    x = 19,640.14

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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.