Home / 48,311.70-66,639.46-34,902.66

Finding the Fourth Proportional to 48,311.70, 66,639.46 and 34,902.66

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Solution

The fourth proportional to 48,311.70, 66,639.46 and 34,902.66 is: 48,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.70 : 66,639.46 = 34,902.66 : x
  2. Step 2: Convert to fraction form
    48,311.70/66,639.46 = 34,902.66/x
  3. Step 3: Cross multiply
    48,311.70x = 66,639.46 × 34,902.66
  4. Step 4: Simplify right side
    48,311.70x = 2,325,894,414.96
  5. Step 5: Solve for x
    x = 2,325,894,414.96/48,311.70
  6. Step 6: Final answer
    x = 48,143.50

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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.