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Finding the Fourth Proportional to 51,793.55, 71,450.96 and 33,643.05

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Solution

The fourth proportional to 51,793.55, 71,450.96 and 33,643.05 is: 46,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793.55 : 71,450.96 = 33,643.05 : x
  2. Step 2: Convert to fraction form
    51,793.55/71,450.96 = 33,643.05/x
  3. Step 3: Cross multiply
    51,793.55x = 71,450.96 × 33,643.05
  4. Step 4: Simplify right side
    51,793.55x = 2,403,827,972.91
  5. Step 5: Solve for x
    x = 2,403,827,972.91/51,793.55
  6. Step 6: Final answer
    x = 46,411.72

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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.