Home / 30,262.06-45,400.37-9,485.56

Finding the Fourth Proportional to 30,262.06, 45,400.37 and 9,485.56

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Solution

The fourth proportional to 30,262.06, 45,400.37 and 9,485.56 is: 14,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,262.06 : 45,400.37 = 9,485.56 : x
  2. Step 2: Convert to fraction form
    30,262.06/45,400.37 = 9,485.56/x
  3. Step 3: Cross multiply
    30,262.06x = 45,400.37 × 9,485.56
  4. Step 4: Simplify right side
    30,262.06x = 430,647,758.74
  5. Step 5: Solve for x
    x = 430,647,758.74/30,262.06
  6. Step 6: Final answer
    x = 14,230.62

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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.