Home / 17,328.85-23,912.69-9,876.37

Finding the Fourth Proportional to 17,328.85, 23,912.69 and 9,876.37

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Solution

The fourth proportional to 17,328.85, 23,912.69 and 9,876.37 is: 13,628.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.85 : 23,912.69 = 9,876.37 : x
  2. Step 2: Convert to fraction form
    17,328.85/23,912.69 = 9,876.37/x
  3. Step 3: Cross multiply
    17,328.85x = 23,912.69 × 9,876.37
  4. Step 4: Simplify right side
    17,328.85x = 236,170,479.26
  5. Step 5: Solve for x
    x = 236,170,479.26/17,328.85
  6. Step 6: Final answer
    x = 13,628.75

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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.