Home / 56,996.76-85,496.34-19,556.66

Finding the Fourth Proportional to 56,996.76, 85,496.34 and 19,556.66

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Solution

The fourth proportional to 56,996.76, 85,496.34 and 19,556.66 is: 29,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,996.76 : 85,496.34 = 19,556.66 : x
  2. Step 2: Convert to fraction form
    56,996.76/85,496.34 = 19,556.66/x
  3. Step 3: Cross multiply
    56,996.76x = 85,496.34 × 19,556.66
  4. Step 4: Simplify right side
    56,996.76x = 1,672,022,852.62
  5. Step 5: Solve for x
    x = 1,672,022,852.62/56,996.76
  6. Step 6: Final answer
    x = 29,335.40

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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.