Home / 13,668.32-20,486.55-6,273.56

Finding the Fourth Proportional to 13,668.32, 20,486.55 and 6,273.56

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Solution

The fourth proportional to 13,668.32, 20,486.55 and 6,273.56 is: 9,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,668.32 : 20,486.55 = 6,273.56 : x
  2. Step 2: Convert to fraction form
    13,668.32/20,486.55 = 6,273.56/x
  3. Step 3: Cross multiply
    13,668.32x = 20,486.55 × 6,273.56
  4. Step 4: Simplify right side
    13,668.32x = 128,523,600.62
  5. Step 5: Solve for x
    x = 128,523,600.62/13,668.32
  6. Step 6: Final answer
    x = 9,403.03

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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.