Home / 34,366.20-51,524.70-13,288.20

Finding the Fourth Proportional to 34,366.20, 51,524.70 and 13,288.20

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Solution

The fourth proportional to 34,366.20, 51,524.70 and 13,288.20 is: 19,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,366.20 : 51,524.70 = 13,288.20 : x
  2. Step 2: Convert to fraction form
    34,366.20/51,524.70 = 13,288.20/x
  3. Step 3: Cross multiply
    34,366.20x = 51,524.70 × 13,288.20
  4. Step 4: Simplify right side
    34,366.20x = 684,670,518.54
  5. Step 5: Solve for x
    x = 684,670,518.54/34,366.20
  6. Step 6: Final answer
    x = 19,922.79

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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.