Home / 26,729.63-36,902.17-19,960.86

Finding the Fourth Proportional to 26,729.63, 36,902.17 and 19,960.86

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Solution

The fourth proportional to 26,729.63, 36,902.17 and 19,960.86 is: 27,557.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.63 : 36,902.17 = 19,960.86 : x
  2. Step 2: Convert to fraction form
    26,729.63/36,902.17 = 19,960.86/x
  3. Step 3: Cross multiply
    26,729.63x = 36,902.17 × 19,960.86
  4. Step 4: Simplify right side
    26,729.63x = 736,599,212.40
  5. Step 5: Solve for x
    x = 736,599,212.40/26,729.63
  6. Step 6: Final answer
    x = 27,557.41

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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.