Home / 56,962.95-85,456.54-19,512.98

Finding the Fourth Proportional to 56,962.95, 85,456.54 and 19,512.98

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Solution

The fourth proportional to 56,962.95, 85,456.54 and 19,512.98 is: 29,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,962.95 : 85,456.54 = 19,512.98 : x
  2. Step 2: Convert to fraction form
    56,962.95/85,456.54 = 19,512.98/x
  3. Step 3: Cross multiply
    56,962.95x = 85,456.54 × 19,512.98
  4. Step 4: Simplify right side
    56,962.95x = 1,667,511,487.99
  5. Step 5: Solve for x
    x = 1,667,511,487.99/56,962.95
  6. Step 6: Final answer
    x = 29,273.62

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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.