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Finding the Fourth Proportional to 32,287.44, 44,553 and 18,137.28

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Solution

The fourth proportional to 32,287.44, 44,553 and 18,137.28 is: 25,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,287.44 : 44,553 = 18,137.28 : x
  2. Step 2: Convert to fraction form
    32,287.44/44,553 = 18,137.28/x
  3. Step 3: Cross multiply
    32,287.44x = 44,553 × 18,137.28
  4. Step 4: Simplify right side
    32,287.44x = 808,070,235.84
  5. Step 5: Solve for x
    x = 808,070,235.84/32,287.44
  6. Step 6: Final answer
    x = 25,027.39

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1.5x scale

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.