Home / 13,799.82-20,693.36-4,438.10

Finding the Fourth Proportional to 13,799.82, 20,693.36 and 4,438.10

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Solution

The fourth proportional to 13,799.82, 20,693.36 and 4,438.10 is: 6,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799.82 : 20,693.36 = 4,438.10 : x
  2. Step 2: Convert to fraction form
    13,799.82/20,693.36 = 4,438.10/x
  3. Step 3: Cross multiply
    13,799.82x = 20,693.36 × 4,438.10
  4. Step 4: Simplify right side
    13,799.82x = 91,839,201.02
  5. Step 5: Solve for x
    x = 91,839,201.02/13,799.82
  6. Step 6: Final answer
    x = 6,655.10

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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.