Home / 35,434.46-48,894.43-20,327.75

Finding the Fourth Proportional to 35,434.46, 48,894.43 and 20,327.75

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Solution

The fourth proportional to 35,434.46, 48,894.43 and 20,327.75 is: 28,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.46 : 48,894.43 = 20,327.75 : x
  2. Step 2: Convert to fraction form
    35,434.46/48,894.43 = 20,327.75/x
  3. Step 3: Cross multiply
    35,434.46x = 48,894.43 × 20,327.75
  4. Step 4: Simplify right side
    35,434.46x = 993,913,749.43
  5. Step 5: Solve for x
    x = 993,913,749.43/35,434.46
  6. Step 6: Final answer
    x = 28,049.36

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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.