Home / 39,993.40-59,997.30-16,622.20

Finding the Fourth Proportional to 39,993.40, 59,997.30 and 16,622.20

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Solution

The fourth proportional to 39,993.40, 59,997.30 and 16,622.20 is: 24,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.40 : 59,997.30 = 16,622.20 : x
  2. Step 2: Convert to fraction form
    39,993.40/59,997.30 = 16,622.20/x
  3. Step 3: Cross multiply
    39,993.40x = 59,997.30 × 16,622.20
  4. Step 4: Simplify right side
    39,993.40x = 997,287,120.06
  5. Step 5: Solve for x
    x = 997,287,120.06/39,993.40
  6. Step 6: Final answer
    x = 24,936.29

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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.