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Finding the Fourth Proportional to 32,361.50, 44,659.95 and 19,783.82

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Solution

The fourth proportional to 32,361.50, 44,659.95 and 19,783.82 is: 27,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,361.50 : 44,659.95 = 19,783.82 : x
  2. Step 2: Convert to fraction form
    32,361.50/44,659.95 = 19,783.82/x
  3. Step 3: Cross multiply
    32,361.50x = 44,659.95 × 19,783.82
  4. Step 4: Simplify right side
    32,361.50x = 883,544,412.01
  5. Step 5: Solve for x
    x = 883,544,412.01/32,361.50
  6. Step 6: Final answer
    x = 27,302.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.