Home / 17,238.93-23,789.73-9,685.26

Finding the Fourth Proportional to 17,238.93, 23,789.73 and 9,685.26

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Solution

The fourth proportional to 17,238.93, 23,789.73 and 9,685.26 is: 13,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.93 : 23,789.73 = 9,685.26 : x
  2. Step 2: Convert to fraction form
    17,238.93/23,789.73 = 9,685.26/x
  3. Step 3: Cross multiply
    17,238.93x = 23,789.73 × 9,685.26
  4. Step 4: Simplify right side
    17,238.93x = 230,409,756.70
  5. Step 5: Solve for x
    x = 230,409,756.70/17,238.93
  6. Step 6: Final answer
    x = 13,365.67

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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.