Home / 18,795.42-28,193.31-4,944.42

Finding the Fourth Proportional to 18,795.42, 28,193.31 and 4,944.42

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Solution

The fourth proportional to 18,795.42, 28,193.31 and 4,944.42 is: 7,416.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.42 : 28,193.31 = 4,944.42 : x
  2. Step 2: Convert to fraction form
    18,795.42/28,193.31 = 4,944.42/x
  3. Step 3: Cross multiply
    18,795.42x = 28,193.31 × 4,944.42
  4. Step 4: Simplify right side
    18,795.42x = 139,399,565.83
  5. Step 5: Solve for x
    x = 139,399,565.83/18,795.42
  6. Step 6: Final answer
    x = 7,416.68

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1.5x scale

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.