Home / 13,229.55-19,847.31-4,464.21

Finding the Fourth Proportional to 13,229.55, 19,847.31 and 4,464.21

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Solution

The fourth proportional to 13,229.55, 19,847.31 and 4,464.21 is: 6,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229.55 : 19,847.31 = 4,464.21 : x
  2. Step 2: Convert to fraction form
    13,229.55/19,847.31 = 4,464.21/x
  3. Step 3: Cross multiply
    13,229.55x = 19,847.31 × 4,464.21
  4. Step 4: Simplify right side
    13,229.55x = 88,602,559.78
  5. Step 5: Solve for x
    x = 88,602,559.78/13,229.55
  6. Step 6: Final answer
    x = 6,697.32

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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.