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Finding the Fourth Proportional to 52,846.70, 72,890.82 and 32,713.47

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Solution

The fourth proportional to 52,846.70, 72,890.82 and 32,713.47 is: 45,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,846.70 : 72,890.82 = 32,713.47 : x
  2. Step 2: Convert to fraction form
    52,846.70/72,890.82 = 32,713.47/x
  3. Step 3: Cross multiply
    52,846.70x = 72,890.82 × 32,713.47
  4. Step 4: Simplify right side
    52,846.70x = 2,384,511,653.35
  5. Step 5: Solve for x
    x = 2,384,511,653.35/52,846.70
  6. Step 6: Final answer
    x = 45,121.30

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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.