Home / 26,951.54-37,193.18-15,015.31

Finding the Fourth Proportional to 26,951.54, 37,193.18 and 15,015.31

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Solution

The fourth proportional to 26,951.54, 37,193.18 and 15,015.31 is: 20,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.54 : 37,193.18 = 15,015.31 : x
  2. Step 2: Convert to fraction form
    26,951.54/37,193.18 = 15,015.31/x
  3. Step 3: Cross multiply
    26,951.54x = 37,193.18 × 15,015.31
  4. Step 4: Simplify right side
    26,951.54x = 558,467,072.14
  5. Step 5: Solve for x
    x = 558,467,072.14/26,951.54
  6. Step 6: Final answer
    x = 20,721.15

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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.