Home / 13,793.44-20,681.25-6,394.09

Finding the Fourth Proportional to 13,793.44, 20,681.25 and 6,394.09

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Solution

The fourth proportional to 13,793.44, 20,681.25 and 6,394.09 is: 9,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.44 : 20,681.25 = 6,394.09 : x
  2. Step 2: Convert to fraction form
    13,793.44/20,681.25 = 6,394.09/x
  3. Step 3: Cross multiply
    13,793.44x = 20,681.25 × 6,394.09
  4. Step 4: Simplify right side
    13,793.44x = 132,237,773.81
  5. Step 5: Solve for x
    x = 132,237,773.81/13,793.44
  6. Step 6: Final answer
    x = 9,587.00

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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.