Home / 35,399.97-48,852.11-20,293.50

Finding the Fourth Proportional to 35,399.97, 48,852.11 and 20,293.50

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Solution

The fourth proportional to 35,399.97, 48,852.11 and 20,293.50 is: 28,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.97 : 48,852.11 = 20,293.50 : x
  2. Step 2: Convert to fraction form
    35,399.97/48,852.11 = 20,293.50/x
  3. Step 3: Cross multiply
    35,399.97x = 48,852.11 × 20,293.50
  4. Step 4: Simplify right side
    35,399.97x = 991,380,528.21
  5. Step 5: Solve for x
    x = 991,380,528.21/35,399.97
  6. Step 6: Final answer
    x = 28,005.12

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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.