Home / 56,677.68-85,026.78-23,379.21

Finding the Fourth Proportional to 56,677.68, 85,026.78 and 23,379.21

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Solution

The fourth proportional to 56,677.68, 85,026.78 and 23,379.21 is: 35,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,677.68 : 85,026.78 = 23,379.21 : x
  2. Step 2: Convert to fraction form
    56,677.68/85,026.78 = 23,379.21/x
  3. Step 3: Cross multiply
    56,677.68x = 85,026.78 × 23,379.21
  4. Step 4: Simplify right side
    56,677.68x = 1,987,858,945.24
  5. Step 5: Solve for x
    x = 1,987,858,945.24/56,677.68
  6. Step 6: Final answer
    x = 35,073.05

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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.