Home / 18,629.39-27,944.29-5,482.01

Finding the Fourth Proportional to 18,629.39, 27,944.29 and 5,482.01

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Solution

The fourth proportional to 18,629.39, 27,944.29 and 5,482.01 is: 8,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629.39 : 27,944.29 = 5,482.01 : x
  2. Step 2: Convert to fraction form
    18,629.39/27,944.29 = 5,482.01/x
  3. Step 3: Cross multiply
    18,629.39x = 27,944.29 × 5,482.01
  4. Step 4: Simplify right side
    18,629.39x = 153,190,953.94
  5. Step 5: Solve for x
    x = 153,190,953.94/18,629.39
  6. Step 6: Final answer
    x = 8,223.08

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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.