Home / 17,199.03-23,739.59-10,129.56

Finding the Fourth Proportional to 17,199.03, 23,739.59 and 10,129.56

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Solution

The fourth proportional to 17,199.03, 23,739.59 and 10,129.56 is: 13,981.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,199.03 : 23,739.59 = 10,129.56 : x
  2. Step 2: Convert to fraction form
    17,199.03/23,739.59 = 10,129.56/x
  3. Step 3: Cross multiply
    17,199.03x = 23,739.59 × 10,129.56
  4. Step 4: Simplify right side
    17,199.03x = 240,471,550.63
  5. Step 5: Solve for x
    x = 240,471,550.63/17,199.03
  6. Step 6: Final answer
    x = 13,981.69

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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.