Home / 56,230.15-84,317.23-18,777.37

Finding the Fourth Proportional to 56,230.15, 84,317.23 and 18,777.37

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Solution

The fourth proportional to 56,230.15, 84,317.23 and 18,777.37 is: 28,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,230.15 : 84,317.23 = 18,777.37 : x
  2. Step 2: Convert to fraction form
    56,230.15/84,317.23 = 18,777.37/x
  3. Step 3: Cross multiply
    56,230.15x = 84,317.23 × 18,777.37
  4. Step 4: Simplify right side
    56,230.15x = 1,583,255,825.09
  5. Step 5: Solve for x
    x = 1,583,255,825.09/56,230.15
  6. Step 6: Final answer
    x = 28,156.71

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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.