Home / 13,798.96-20,693.52-4,438.60

Finding the Fourth Proportional to 13,798.96, 20,693.52 and 4,438.60

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Solution

The fourth proportional to 13,798.96, 20,693.52 and 4,438.60 is: 6,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.96 : 20,693.52 = 4,438.60 : x
  2. Step 2: Convert to fraction form
    13,798.96/20,693.52 = 4,438.60/x
  3. Step 3: Cross multiply
    13,798.96x = 20,693.52 × 4,438.60
  4. Step 4: Simplify right side
    13,798.96x = 91,850,257.87
  5. Step 5: Solve for x
    x = 91,850,257.87/13,798.96
  6. Step 6: Final answer
    x = 6,656.32

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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.