Home / 43,559.37-65,339.06-12,394.62

Finding the Fourth Proportional to 43,559.37, 65,339.06 and 12,394.62

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Solution

The fourth proportional to 43,559.37, 65,339.06 and 12,394.62 is: 18,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,559.37 : 65,339.06 = 12,394.62 : x
  2. Step 2: Convert to fraction form
    43,559.37/65,339.06 = 12,394.62/x
  3. Step 3: Cross multiply
    43,559.37x = 65,339.06 × 12,394.62
  4. Step 4: Simplify right side
    43,559.37x = 809,852,757.88
  5. Step 5: Solve for x
    x = 809,852,757.88/43,559.37
  6. Step 6: Final answer
    x = 18,591.93

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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.