Home / 23,128.46-34,656.36-17,876.33

Finding the Fourth Proportional to 23,128.46, 34,656.36 and 17,876.33

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Solution

The fourth proportional to 23,128.46, 34,656.36 and 17,876.33 is: 26,786.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.46 : 34,656.36 = 17,876.33 : x
  2. Step 2: Convert to fraction form
    23,128.46/34,656.36 = 17,876.33/x
  3. Step 3: Cross multiply
    23,128.46x = 34,656.36 × 17,876.33
  4. Step 4: Simplify right side
    23,128.46x = 619,528,525.22
  5. Step 5: Solve for x
    x = 619,528,525.22/23,128.46
  6. Step 6: Final answer
    x = 26,786.41

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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.