Home / 13,524.40-18,592.02-11,629.04

Finding the Fourth Proportional to 13,524.40, 18,592.02 and 11,629.04

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Solution

The fourth proportional to 13,524.40, 18,592.02 and 11,629.04 is: 15,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524.40 : 18,592.02 = 11,629.04 : x
  2. Step 2: Convert to fraction form
    13,524.40/18,592.02 = 11,629.04/x
  3. Step 3: Cross multiply
    13,524.40x = 18,592.02 × 11,629.04
  4. Step 4: Simplify right side
    13,524.40x = 216,207,344.26
  5. Step 5: Solve for x
    x = 216,207,344.26/13,524.40
  6. Step 6: Final answer
    x = 15,986.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.