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Finding the Fourth Proportional to 32,982.03, 45,513.03 and 21,044.10

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Solution

The fourth proportional to 32,982.03, 45,513.03 and 21,044.10 is: 29,039.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,982.03 : 45,513.03 = 21,044.10 : x
  2. Step 2: Convert to fraction form
    32,982.03/45,513.03 = 21,044.10/x
  3. Step 3: Cross multiply
    32,982.03x = 45,513.03 × 21,044.10
  4. Step 4: Simplify right side
    32,982.03x = 957,780,754.62
  5. Step 5: Solve for x
    x = 957,780,754.62/32,982.03
  6. Step 6: Final answer
    x = 29,039.47

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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.