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Finding the Fourth Proportional to 50,603.78, 75,892.38 and 15,055.53

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Solution

The fourth proportional to 50,603.78, 75,892.38 and 15,055.53 is: 22,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.78 : 75,892.38 = 15,055.53 : x
  2. Step 2: Convert to fraction form
    50,603.78/75,892.38 = 15,055.53/x
  3. Step 3: Cross multiply
    50,603.78x = 75,892.38 × 15,055.53
  4. Step 4: Simplify right side
    50,603.78x = 1,142,600,003.86
  5. Step 5: Solve for x
    x = 1,142,600,003.86/50,603.78
  6. Step 6: Final answer
    x = 22,579.34

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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.