Home / 33,689.55-46,491.79-18,582.61

Finding the Fourth Proportional to 33,689.55, 46,491.79 and 18,582.61

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Solution

The fourth proportional to 33,689.55, 46,491.79 and 18,582.61 is: 25,644.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.55 : 46,491.79 = 18,582.61 : x
  2. Step 2: Convert to fraction form
    33,689.55/46,491.79 = 18,582.61/x
  3. Step 3: Cross multiply
    33,689.55x = 46,491.79 × 18,582.61
  4. Step 4: Simplify right side
    33,689.55x = 863,938,801.77
  5. Step 5: Solve for x
    x = 863,938,801.77/33,689.55
  6. Step 6: Final answer
    x = 25,644.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.