Home / 19,759.60-29,639.24-8,064.62

Finding the Fourth Proportional to 19,759.60, 29,639.24 and 8,064.62

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Solution

The fourth proportional to 19,759.60, 29,639.24 and 8,064.62 is: 12,096.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.60 : 29,639.24 = 8,064.62 : x
  2. Step 2: Convert to fraction form
    19,759.60/29,639.24 = 8,064.62/x
  3. Step 3: Cross multiply
    19,759.60x = 29,639.24 × 8,064.62
  4. Step 4: Simplify right side
    19,759.60x = 239,029,019.17
  5. Step 5: Solve for x
    x = 239,029,019.17/19,759.60
  6. Step 6: Final answer
    x = 12,096.86

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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.