Home / 38,945.60-58,447.20-25,793.60

Finding the Fourth Proportional to 38,945.60, 58,447.20 and 25,793.60

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Solution

The fourth proportional to 38,945.60, 58,447.20 and 25,793.60 is: 38,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,945.60 : 58,447.20 = 25,793.60 : x
  2. Step 2: Convert to fraction form
    38,945.60/58,447.20 = 25,793.60/x
  3. Step 3: Cross multiply
    38,945.60x = 58,447.20 × 25,793.60
  4. Step 4: Simplify right side
    38,945.60x = 1,507,563,697.92
  5. Step 5: Solve for x
    x = 1,507,563,697.92/38,945.60
  6. Step 6: Final answer
    x = 38,709.47

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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.