Home / 26,529.75-36,611.06-15,351.75

Finding the Fourth Proportional to 26,529.75, 36,611.06 and 15,351.75

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Solution

The fourth proportional to 26,529.75, 36,611.06 and 15,351.75 is: 21,185.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,529.75 : 36,611.06 = 15,351.75 : x
  2. Step 2: Convert to fraction form
    26,529.75/36,611.06 = 15,351.75/x
  3. Step 3: Cross multiply
    26,529.75x = 36,611.06 × 15,351.75
  4. Step 4: Simplify right side
    26,529.75x = 562,043,763.60
  5. Step 5: Solve for x
    x = 562,043,763.60/26,529.75
  6. Step 6: Final answer
    x = 21,185.42

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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.