Home / 21,942.63-32,914.03-5,302.64

Finding the Fourth Proportional to 21,942.63, 32,914.03 and 5,302.64

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Solution

The fourth proportional to 21,942.63, 32,914.03 and 5,302.64 is: 7,953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,942.63 : 32,914.03 = 5,302.64 : x
  2. Step 2: Convert to fraction form
    21,942.63/32,914.03 = 5,302.64/x
  3. Step 3: Cross multiply
    21,942.63x = 32,914.03 × 5,302.64
  4. Step 4: Simplify right side
    21,942.63x = 174,531,074.21
  5. Step 5: Solve for x
    x = 174,531,074.21/21,942.63
  6. Step 6: Final answer
    x = 7,953.97

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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.