Home / 27,192.67-40,790.10-12,953.82

Finding the Fourth Proportional to 27,192.67, 40,790.10 and 12,953.82

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Solution

The fourth proportional to 27,192.67, 40,790.10 and 12,953.82 is: 19,431.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192.67 : 40,790.10 = 12,953.82 : x
  2. Step 2: Convert to fraction form
    27,192.67/40,790.10 = 12,953.82/x
  3. Step 3: Cross multiply
    27,192.67x = 40,790.10 × 12,953.82
  4. Step 4: Simplify right side
    27,192.67x = 528,387,645.57
  5. Step 5: Solve for x
    x = 528,387,645.57/27,192.67
  6. Step 6: Final answer
    x = 19,431.26

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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.