Home / 17,788.43-26,683.99-5,307.48

Finding the Fourth Proportional to 17,788.43, 26,683.99 and 5,307.48

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Solution

The fourth proportional to 17,788.43, 26,683.99 and 5,307.48 is: 7,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.43 : 26,683.99 = 5,307.48 : x
  2. Step 2: Convert to fraction form
    17,788.43/26,683.99 = 5,307.48/x
  3. Step 3: Cross multiply
    17,788.43x = 26,683.99 × 5,307.48
  4. Step 4: Simplify right side
    17,788.43x = 141,624,609.83
  5. Step 5: Solve for x
    x = 141,624,609.83/17,788.43
  6. Step 6: Final answer
    x = 7,961.62

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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.