Home / 34,311.42-47,350.68-19,206.70

Finding the Fourth Proportional to 34,311.42, 47,350.68 and 19,206.70

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Solution

The fourth proportional to 34,311.42, 47,350.68 and 19,206.70 is: 26,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,311.42 : 47,350.68 = 19,206.70 : x
  2. Step 2: Convert to fraction form
    34,311.42/47,350.68 = 19,206.70/x
  3. Step 3: Cross multiply
    34,311.42x = 47,350.68 × 19,206.70
  4. Step 4: Simplify right side
    34,311.42x = 909,450,305.56
  5. Step 5: Solve for x
    x = 909,450,305.56/34,311.42
  6. Step 6: Final answer
    x = 26,505.76

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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.