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Finding the Fourth Proportional to 43,730.70, 65,596.05 and 34,982.70

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Solution

The fourth proportional to 43,730.70, 65,596.05 and 34,982.70 is: 52,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,730.70 : 65,596.05 = 34,982.70 : x
  2. Step 2: Convert to fraction form
    43,730.70/65,596.05 = 34,982.70/x
  3. Step 3: Cross multiply
    43,730.70x = 65,596.05 × 34,982.70
  4. Step 4: Simplify right side
    43,730.70x = 2,294,726,938.34
  5. Step 5: Solve for x
    x = 2,294,726,938.34/43,730.70
  6. Step 6: Final answer
    x = 52,474.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.