Home / 26,621.94-36,736.92-15,283.56

Finding the Fourth Proportional to 26,621.94, 36,736.92 and 15,283.56

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Solution

The fourth proportional to 26,621.94, 36,736.92 and 15,283.56 is: 21,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.94 : 36,736.92 = 15,283.56 : x
  2. Step 2: Convert to fraction form
    26,621.94/36,736.92 = 15,283.56/x
  3. Step 3: Cross multiply
    26,621.94x = 36,736.92 × 15,283.56
  4. Step 4: Simplify right side
    26,621.94x = 561,470,921.04
  5. Step 5: Solve for x
    x = 561,470,921.04/26,621.94
  6. Step 6: Final answer
    x = 21,090.53

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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.