Home / 13,452.02-18,523.86-9,668.52

Finding the Fourth Proportional to 13,452.02, 18,523.86 and 9,668.52

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Solution

The fourth proportional to 13,452.02, 18,523.86 and 9,668.52 is: 13,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.02 : 18,523.86 = 9,668.52 : x
  2. Step 2: Convert to fraction form
    13,452.02/18,523.86 = 9,668.52/x
  3. Step 3: Cross multiply
    13,452.02x = 18,523.86 × 9,668.52
  4. Step 4: Simplify right side
    13,452.02x = 179,098,310.89
  5. Step 5: Solve for x
    x = 179,098,310.89/13,452.02
  6. Step 6: Final answer
    x = 13,313.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.