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Finding the Fourth Proportional to 40,433.81, 60,693.84 and 35,783.39

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Solution

The fourth proportional to 40,433.81, 60,693.84 and 35,783.39 is: 53,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.81 : 60,693.84 = 35,783.39 : x
  2. Step 2: Convert to fraction form
    40,433.81/60,693.84 = 35,783.39/x
  3. Step 3: Cross multiply
    40,433.81x = 60,693.84 × 35,783.39
  4. Step 4: Simplify right side
    40,433.81x = 2,171,831,499.05
  5. Step 5: Solve for x
    x = 2,171,831,499.05/40,433.81
  6. Step 6: Final answer
    x = 53,713.26

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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.