Home / 26,517.09-36,593.46-15,621.56

Finding the Fourth Proportional to 26,517.09, 36,593.46 and 15,621.56

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Solution

The fourth proportional to 26,517.09, 36,593.46 and 15,621.56 is: 21,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,517.09 : 36,593.46 = 15,621.56 : x
  2. Step 2: Convert to fraction form
    26,517.09/36,593.46 = 15,621.56/x
  3. Step 3: Cross multiply
    26,517.09x = 36,593.46 × 15,621.56
  4. Step 4: Simplify right side
    26,517.09x = 571,646,728.50
  5. Step 5: Solve for x
    x = 571,646,728.50/26,517.09
  6. Step 6: Final answer
    x = 21,557.67

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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.