Home / 19,759.19-29,641.52-8,069.67

Finding the Fourth Proportional to 19,759.19, 29,641.52 and 8,069.67

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Solution

The fourth proportional to 19,759.19, 29,641.52 and 8,069.67 is: 12,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.19 : 29,641.52 = 8,069.67 : x
  2. Step 2: Convert to fraction form
    19,759.19/29,641.52 = 8,069.67/x
  3. Step 3: Cross multiply
    19,759.19x = 29,641.52 × 8,069.67
  4. Step 4: Simplify right side
    19,759.19x = 239,197,244.35
  5. Step 5: Solve for x
    x = 239,197,244.35/19,759.19
  6. Step 6: Final answer
    x = 12,105.62

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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.