Home / 50,495.60-75,745.32-18,902.34

Finding the Fourth Proportional to 50,495.60, 75,745.32 and 18,902.34

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Solution

The fourth proportional to 50,495.60, 75,745.32 and 18,902.34 is: 28,354.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,495.60 : 75,745.32 = 18,902.34 : x
  2. Step 2: Convert to fraction form
    50,495.60/75,745.32 = 18,902.34/x
  3. Step 3: Cross multiply
    50,495.60x = 75,745.32 × 18,902.34
  4. Step 4: Simplify right side
    50,495.60x = 1,431,763,827.49
  5. Step 5: Solve for x
    x = 1,431,763,827.49/50,495.60
  6. Step 6: Final answer
    x = 28,354.23

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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.