Home / 35,431.44-48,895.92-20,326.56

Finding the Fourth Proportional to 35,431.44, 48,895.92 and 20,326.56

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Solution

The fourth proportional to 35,431.44, 48,895.92 and 20,326.56 is: 28,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.44 : 48,895.92 = 20,326.56 : x
  2. Step 2: Convert to fraction form
    35,431.44/48,895.92 = 20,326.56/x
  3. Step 3: Cross multiply
    35,431.44x = 48,895.92 × 20,326.56
  4. Step 4: Simplify right side
    35,431.44x = 993,885,851.64
  5. Step 5: Solve for x
    x = 993,885,851.64/35,431.44
  6. Step 6: Final answer
    x = 28,050.96

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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.