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Finding the Fourth Proportional to 56,997.82, 85,496.71 and 15,444.82

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Solution

The fourth proportional to 56,997.82, 85,496.71 and 15,444.82 is: 23,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,997.82 : 85,496.71 = 15,444.82 : x
  2. Step 2: Convert to fraction form
    56,997.82/85,496.71 = 15,444.82/x
  3. Step 3: Cross multiply
    56,997.82x = 85,496.71 × 15,444.82
  4. Step 4: Simplify right side
    56,997.82x = 1,320,481,296.54
  5. Step 5: Solve for x
    x = 1,320,481,296.54/56,997.82
  6. Step 6: Final answer
    x = 23,167.22

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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.