Home / 38,905.44-58,363.56-12,601.68

Finding the Fourth Proportional to 38,905.44, 58,363.56 and 12,601.68

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Solution

The fourth proportional to 38,905.44, 58,363.56 and 12,601.68 is: 18,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,905.44 : 58,363.56 = 12,601.68 : x
  2. Step 2: Convert to fraction form
    38,905.44/58,363.56 = 12,601.68/x
  3. Step 3: Cross multiply
    38,905.44x = 58,363.56 × 12,601.68
  4. Step 4: Simplify right side
    38,905.44x = 735,478,906.78
  5. Step 5: Solve for x
    x = 735,478,906.78/38,905.44
  6. Step 6: Final answer
    x = 18,904.27

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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.