Home / 35,660.45-49,217.52-20,550.41

Finding the Fourth Proportional to 35,660.45, 49,217.52 and 20,550.41

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Solution

The fourth proportional to 35,660.45, 49,217.52 and 20,550.41 is: 28,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,660.45 : 49,217.52 = 20,550.41 : x
  2. Step 2: Convert to fraction form
    35,660.45/49,217.52 = 20,550.41/x
  3. Step 3: Cross multiply
    35,660.45x = 49,217.52 × 20,550.41
  4. Step 4: Simplify right side
    35,660.45x = 1,011,440,230.73
  5. Step 5: Solve for x
    x = 1,011,440,230.73/35,660.45
  6. Step 6: Final answer
    x = 28,363.08

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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.