Home / 17,129.48-25,683.21-7,266.11

Finding the Fourth Proportional to 17,129.48, 25,683.21 and 7,266.11

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Solution

The fourth proportional to 17,129.48, 25,683.21 and 7,266.11 is: 10,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.48 : 25,683.21 = 7,266.11 : x
  2. Step 2: Convert to fraction form
    17,129.48/25,683.21 = 7,266.11/x
  3. Step 3: Cross multiply
    17,129.48x = 25,683.21 × 7,266.11
  4. Step 4: Simplify right side
    17,129.48x = 186,616,900.60
  5. Step 5: Solve for x
    x = 186,616,900.60/17,129.48
  6. Step 6: Final answer
    x = 10,894.49

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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.