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Finding the Fourth Proportional to 56,573.91, 84,731.60 and 27,012.44

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Solution

The fourth proportional to 56,573.91, 84,731.60 and 27,012.44 is: 40,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,573.91 : 84,731.60 = 27,012.44 : x
  2. Step 2: Convert to fraction form
    56,573.91/84,731.60 = 27,012.44/x
  3. Step 3: Cross multiply
    56,573.91x = 84,731.60 × 27,012.44
  4. Step 4: Simplify right side
    56,573.91x = 2,288,807,540.46
  5. Step 5: Solve for x
    x = 2,288,807,540.46/56,573.91
  6. Step 6: Final answer
    x = 40,456.94

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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.