Home / 26,951.90-37,194.78-15,015.22

Finding the Fourth Proportional to 26,951.90, 37,194.78 and 15,015.22

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Solution

The fourth proportional to 26,951.90, 37,194.78 and 15,015.22 is: 20,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.90 : 37,194.78 = 15,015.22 : x
  2. Step 2: Convert to fraction form
    26,951.90/37,194.78 = 15,015.22/x
  3. Step 3: Cross multiply
    26,951.90x = 37,194.78 × 15,015.22
  4. Step 4: Simplify right side
    26,951.90x = 558,487,804.55
  5. Step 5: Solve for x
    x = 558,487,804.55/26,951.90
  6. Step 6: Final answer
    x = 20,721.65

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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.