Home / 17,138.03-25,708.93-5,448.51

Finding the Fourth Proportional to 17,138.03, 25,708.93 and 5,448.51

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Solution

The fourth proportional to 17,138.03, 25,708.93 and 5,448.51 is: 8,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138.03 : 25,708.93 = 5,448.51 : x
  2. Step 2: Convert to fraction form
    17,138.03/25,708.93 = 5,448.51/x
  3. Step 3: Cross multiply
    17,138.03x = 25,708.93 × 5,448.51
  4. Step 4: Simplify right side
    17,138.03x = 140,075,348.57
  5. Step 5: Solve for x
    x = 140,075,348.57/17,138.03
  6. Step 6: Final answer
    x = 8,173.37

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1.5x scale

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.