Home / 17,121.93-25,688.73-9,225.26

Finding the Fourth Proportional to 17,121.93, 25,688.73 and 9,225.26

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Solution

The fourth proportional to 17,121.93, 25,688.73 and 9,225.26 is: 13,841.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121.93 : 25,688.73 = 9,225.26 : x
  2. Step 2: Convert to fraction form
    17,121.93/25,688.73 = 9,225.26/x
  3. Step 3: Cross multiply
    17,121.93x = 25,688.73 × 9,225.26
  4. Step 4: Simplify right side
    17,121.93x = 236,985,084.88
  5. Step 5: Solve for x
    x = 236,985,084.88/17,121.93
  6. Step 6: Final answer
    x = 13,841.03

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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.