Home / 55,065.76-82,591.58-17,622.70

Finding the Fourth Proportional to 55,065.76, 82,591.58 and 17,622.70

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Solution

The fourth proportional to 55,065.76, 82,591.58 and 17,622.70 is: 26,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,065.76 : 82,591.58 = 17,622.70 : x
  2. Step 2: Convert to fraction form
    55,065.76/82,591.58 = 17,622.70/x
  3. Step 3: Cross multiply
    55,065.76x = 82,591.58 × 17,622.70
  4. Step 4: Simplify right side
    55,065.76x = 1,455,486,474.44
  5. Step 5: Solve for x
    x = 1,455,486,474.44/55,065.76
  6. Step 6: Final answer
    x = 26,431.79

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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.