Home / 49,718.32-74,596.92-18,556

Finding the Fourth Proportional to 49,718.32, 74,596.92 and 18,556

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Solution

The fourth proportional to 49,718.32, 74,596.92 and 18,556 is: 27,841.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,718.32 : 74,596.92 = 18,556 : x
  2. Step 2: Convert to fraction form
    49,718.32/74,596.92 = 18,556/x
  3. Step 3: Cross multiply
    49,718.32x = 74,596.92 × 18,556
  4. Step 4: Simplify right side
    49,718.32x = 1,384,220,447.52
  5. Step 5: Solve for x
    x = 1,384,220,447.52/49,718.32
  6. Step 6: Final answer
    x = 27,841.26

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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.