Home / 32,172.36-44,383.05-20,845.63

Finding the Fourth Proportional to 32,172.36, 44,383.05 and 20,845.63

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Solution

The fourth proportional to 32,172.36, 44,383.05 and 20,845.63 is: 28,757.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,172.36 : 44,383.05 = 20,845.63 : x
  2. Step 2: Convert to fraction form
    32,172.36/44,383.05 = 20,845.63/x
  3. Step 3: Cross multiply
    32,172.36x = 44,383.05 × 20,845.63
  4. Step 4: Simplify right side
    32,172.36x = 925,192,638.57
  5. Step 5: Solve for x
    x = 925,192,638.57/32,172.36
  6. Step 6: Final answer
    x = 28,757.38

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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.