Home / 17,786.74-26,683.92-5,307.74

Finding the Fourth Proportional to 17,786.74, 26,683.92 and 5,307.74

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Solution

The fourth proportional to 17,786.74, 26,683.92 and 5,307.74 is: 7,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.74 : 26,683.92 = 5,307.74 : x
  2. Step 2: Convert to fraction form
    17,786.74/26,683.92 = 5,307.74/x
  3. Step 3: Cross multiply
    17,786.74x = 26,683.92 × 5,307.74
  4. Step 4: Simplify right side
    17,786.74x = 141,631,283.00
  5. Step 5: Solve for x
    x = 141,631,283.00/17,786.74
  6. Step 6: Final answer
    x = 7,962.75

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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.