Home / 12,824.55-19,235.86-4,504.64

Finding the Fourth Proportional to 12,824.55, 19,235.86 and 4,504.64

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Solution

The fourth proportional to 12,824.55, 19,235.86 and 4,504.64 is: 6,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.55 : 19,235.86 = 4,504.64 : x
  2. Step 2: Convert to fraction form
    12,824.55/19,235.86 = 4,504.64/x
  3. Step 3: Cross multiply
    12,824.55x = 19,235.86 × 4,504.64
  4. Step 4: Simplify right side
    12,824.55x = 86,650,576.30
  5. Step 5: Solve for x
    x = 86,650,576.30/12,824.55
  6. Step 6: Final answer
    x = 6,756.62

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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.