Home / 13,766.25-20,646.93-6,268.08

Finding the Fourth Proportional to 13,766.25, 20,646.93 and 6,268.08

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Solution

The fourth proportional to 13,766.25, 20,646.93 and 6,268.08 is: 9,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766.25 : 20,646.93 = 6,268.08 : x
  2. Step 2: Convert to fraction form
    13,766.25/20,646.93 = 6,268.08/x
  3. Step 3: Cross multiply
    13,766.25x = 20,646.93 × 6,268.08
  4. Step 4: Simplify right side
    13,766.25x = 129,416,608.99
  5. Step 5: Solve for x
    x = 129,416,608.99/13,766.25
  6. Step 6: Final answer
    x = 9,401.01

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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.