Home / 27,629.90-41,452.93-8,909.55

Finding the Fourth Proportional to 27,629.90, 41,452.93 and 8,909.55

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Solution

The fourth proportional to 27,629.90, 41,452.93 and 8,909.55 is: 13,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.90 : 41,452.93 = 8,909.55 : x
  2. Step 2: Convert to fraction form
    27,629.90/41,452.93 = 8,909.55/x
  3. Step 3: Cross multiply
    27,629.90x = 41,452.93 × 8,909.55
  4. Step 4: Simplify right side
    27,629.90x = 369,327,119.07
  5. Step 5: Solve for x
    x = 369,327,119.07/27,629.90
  6. Step 6: Final answer
    x = 13,366.94

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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.