Home / 17,985.73-26,981.06-6,136.33

Finding the Fourth Proportional to 17,985.73, 26,981.06 and 6,136.33

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Solution

The fourth proportional to 17,985.73, 26,981.06 and 6,136.33 is: 9,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.73 : 26,981.06 = 6,136.33 : x
  2. Step 2: Convert to fraction form
    17,985.73/26,981.06 = 6,136.33/x
  3. Step 3: Cross multiply
    17,985.73x = 26,981.06 × 6,136.33
  4. Step 4: Simplify right side
    17,985.73x = 165,564,643.47
  5. Step 5: Solve for x
    x = 165,564,643.47/17,985.73
  6. Step 6: Final answer
    x = 9,205.33

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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.