Home / 35,431.22-48,893.01-20,326.34

Finding the Fourth Proportional to 35,431.22, 48,893.01 and 20,326.34

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Solution

The fourth proportional to 35,431.22, 48,893.01 and 20,326.34 is: 28,049.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.22 : 48,893.01 = 20,326.34 : x
  2. Step 2: Convert to fraction form
    35,431.22/48,893.01 = 20,326.34/x
  3. Step 3: Cross multiply
    35,431.22x = 48,893.01 × 20,326.34
  4. Step 4: Simplify right side
    35,431.22x = 993,815,944.88
  5. Step 5: Solve for x
    x = 993,815,944.88/35,431.22
  6. Step 6: Final answer
    x = 28,049.16

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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.