Home / 39,220.80-58,855.50-15,847.44

Finding the Fourth Proportional to 39,220.80, 58,855.50 and 15,847.44

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Solution

The fourth proportional to 39,220.80, 58,855.50 and 15,847.44 is: 23,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.80 : 58,855.50 = 15,847.44 : x
  2. Step 2: Convert to fraction form
    39,220.80/58,855.50 = 15,847.44/x
  3. Step 3: Cross multiply
    39,220.80x = 58,855.50 × 15,847.44
  4. Step 4: Simplify right side
    39,220.80x = 932,709,004.92
  5. Step 5: Solve for x
    x = 932,709,004.92/39,220.80
  6. Step 6: Final answer
    x = 23,780.98

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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.