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Finding the Fourth Proportional to 32,398.63, 44,709.91 and 18,256.03

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Solution

The fourth proportional to 32,398.63, 44,709.91 and 18,256.03 is: 25,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.63 : 44,709.91 = 18,256.03 : x
  2. Step 2: Convert to fraction form
    32,398.63/44,709.91 = 18,256.03/x
  3. Step 3: Cross multiply
    32,398.63x = 44,709.91 × 18,256.03
  4. Step 4: Simplify right side
    32,398.63x = 816,225,458.26
  5. Step 5: Solve for x
    x = 816,225,458.26/32,398.63
  6. Step 6: Final answer
    x = 25,193.21

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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.