Home / 30,327.82-41,852.04-16,900.55

Finding the Fourth Proportional to 30,327.82, 41,852.04 and 16,900.55

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Solution

The fourth proportional to 30,327.82, 41,852.04 and 16,900.55 is: 23,322.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.82 : 41,852.04 = 16,900.55 : x
  2. Step 2: Convert to fraction form
    30,327.82/41,852.04 = 16,900.55/x
  3. Step 3: Cross multiply
    30,327.82x = 41,852.04 × 16,900.55
  4. Step 4: Simplify right side
    30,327.82x = 707,322,474.00
  5. Step 5: Solve for x
    x = 707,322,474.00/30,327.82
  6. Step 6: Final answer
    x = 23,322.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.