Home / 26,991.88-37,247.46-15,056.20

Finding the Fourth Proportional to 26,991.88, 37,247.46 and 15,056.20

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Solution

The fourth proportional to 26,991.88, 37,247.46 and 15,056.20 is: 20,776.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.88 : 37,247.46 = 15,056.20 : x
  2. Step 2: Convert to fraction form
    26,991.88/37,247.46 = 15,056.20/x
  3. Step 3: Cross multiply
    26,991.88x = 37,247.46 × 15,056.20
  4. Step 4: Simplify right side
    26,991.88x = 560,805,207.25
  5. Step 5: Solve for x
    x = 560,805,207.25/26,991.88
  6. Step 6: Final answer
    x = 20,776.81

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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.