Home / 13,301.39-18,356.74-7,333.04

Finding the Fourth Proportional to 13,301.39, 18,356.74 and 7,333.04

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Solution

The fourth proportional to 13,301.39, 18,356.74 and 7,333.04 is: 10,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.39 : 18,356.74 = 7,333.04 : x
  2. Step 2: Convert to fraction form
    13,301.39/18,356.74 = 7,333.04/x
  3. Step 3: Cross multiply
    13,301.39x = 18,356.74 × 7,333.04
  4. Step 4: Simplify right side
    13,301.39x = 134,610,708.69
  5. Step 5: Solve for x
    x = 134,610,708.69/13,301.39
  6. Step 6: Final answer
    x = 10,120.05

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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.