Home / 39,200.22-58,808.43-12,906.54

Finding the Fourth Proportional to 39,200.22, 58,808.43 and 12,906.54

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Solution

The fourth proportional to 39,200.22, 58,808.43 and 12,906.54 is: 19,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,200.22 : 58,808.43 = 12,906.54 : x
  2. Step 2: Convert to fraction form
    39,200.22/58,808.43 = 12,906.54/x
  3. Step 3: Cross multiply
    39,200.22x = 58,808.43 × 12,906.54
  4. Step 4: Simplify right side
    39,200.22x = 759,013,354.13
  5. Step 5: Solve for x
    x = 759,013,354.13/39,200.22
  6. Step 6: Final answer
    x = 19,362.48

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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.