Home / 39,803.25-59,709.05-19,817.69

Finding the Fourth Proportional to 39,803.25, 59,709.05 and 19,817.69

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Solution

The fourth proportional to 39,803.25, 59,709.05 and 19,817.69 is: 29,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.25 : 59,709.05 = 19,817.69 : x
  2. Step 2: Convert to fraction form
    39,803.25/59,709.05 = 19,817.69/x
  3. Step 3: Cross multiply
    39,803.25x = 59,709.05 × 19,817.69
  4. Step 4: Simplify right side
    39,803.25x = 1,183,295,493.28
  5. Step 5: Solve for x
    x = 1,183,295,493.28/39,803.25
  6. Step 6: Final answer
    x = 29,728.62

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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.