Home / 49,518.54-68,348.61-30,671.46

Finding the Fourth Proportional to 49,518.54, 68,348.61 and 30,671.46

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Solution

The fourth proportional to 49,518.54, 68,348.61 and 30,671.46 is: 42,334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.54 : 68,348.61 = 30,671.46 : x
  2. Step 2: Convert to fraction form
    49,518.54/68,348.61 = 30,671.46/x
  3. Step 3: Cross multiply
    49,518.54x = 68,348.61 × 30,671.46
  4. Step 4: Simplify right side
    49,518.54x = 2,096,351,657.67
  5. Step 5: Solve for x
    x = 2,096,351,657.67/49,518.54
  6. Step 6: Final answer
    x = 42,334.68

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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.