Home / 13,222.05-19,833.74-4,336.60

Finding the Fourth Proportional to 13,222.05, 19,833.74 and 4,336.60

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Solution

The fourth proportional to 13,222.05, 19,833.74 and 4,336.60 is: 6,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.05 : 19,833.74 = 4,336.60 : x
  2. Step 2: Convert to fraction form
    13,222.05/19,833.74 = 4,336.60/x
  3. Step 3: Cross multiply
    13,222.05x = 19,833.74 × 4,336.60
  4. Step 4: Simplify right side
    13,222.05x = 86,010,903.89
  5. Step 5: Solve for x
    x = 86,010,903.89/13,222.05
  6. Step 6: Final answer
    x = 6,505.11

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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.