Home / 13,292.37-18,343.26-7,324.02

Finding the Fourth Proportional to 13,292.37, 18,343.26 and 7,324.02

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Solution

The fourth proportional to 13,292.37, 18,343.26 and 7,324.02 is: 10,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.37 : 18,343.26 = 7,324.02 : x
  2. Step 2: Convert to fraction form
    13,292.37/18,343.26 = 7,324.02/x
  3. Step 3: Cross multiply
    13,292.37x = 18,343.26 × 7,324.02
  4. Step 4: Simplify right side
    13,292.37x = 134,346,403.11
  5. Step 5: Solve for x
    x = 134,346,403.11/13,292.37
  6. Step 6: Final answer
    x = 10,107.03

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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.