Home / 55,161.37-82,742.06-17,724.49

Finding the Fourth Proportional to 55,161.37, 82,742.06 and 17,724.49

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Solution

The fourth proportional to 55,161.37, 82,742.06 and 17,724.49 is: 26,586.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,161.37 : 82,742.06 = 17,724.49 : x
  2. Step 2: Convert to fraction form
    55,161.37/82,742.06 = 17,724.49/x
  3. Step 3: Cross multiply
    55,161.37x = 82,742.06 × 17,724.49
  4. Step 4: Simplify right side
    55,161.37x = 1,466,560,815.05
  5. Step 5: Solve for x
    x = 1,466,560,815.05/55,161.37
  6. Step 6: Final answer
    x = 26,586.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.