Home / 27,587.66-41,352.75-12,784.41

Finding the Fourth Proportional to 27,587.66, 41,352.75 and 12,784.41

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Solution

The fourth proportional to 27,587.66, 41,352.75 and 12,784.41 is: 19,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.66 : 41,352.75 = 12,784.41 : x
  2. Step 2: Convert to fraction form
    27,587.66/41,352.75 = 12,784.41/x
  3. Step 3: Cross multiply
    27,587.66x = 41,352.75 × 12,784.41
  4. Step 4: Simplify right side
    27,587.66x = 528,670,510.63
  5. Step 5: Solve for x
    x = 528,670,510.63/27,587.66
  6. Step 6: Final answer
    x = 19,163.30

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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.