Home / 56,944.61-85,388.24-18,980.44

Finding the Fourth Proportional to 56,944.61, 85,388.24 and 18,980.44

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Solution

The fourth proportional to 56,944.61, 85,388.24 and 18,980.44 is: 28,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944.61 : 85,388.24 = 18,980.44 : x
  2. Step 2: Convert to fraction form
    56,944.61/85,388.24 = 18,980.44/x
  3. Step 3: Cross multiply
    56,944.61x = 85,388.24 × 18,980.44
  4. Step 4: Simplify right side
    56,944.61x = 1,620,705,939.08
  5. Step 5: Solve for x
    x = 1,620,705,939.08/56,944.61
  6. Step 6: Final answer
    x = 28,461.09

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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.