Home / 33,828.59-46,682.30-18,721.89

Finding the Fourth Proportional to 33,828.59, 46,682.30 and 18,721.89

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Solution

The fourth proportional to 33,828.59, 46,682.30 and 18,721.89 is: 25,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.59 : 46,682.30 = 18,721.89 : x
  2. Step 2: Convert to fraction form
    33,828.59/46,682.30 = 18,721.89/x
  3. Step 3: Cross multiply
    33,828.59x = 46,682.30 × 18,721.89
  4. Step 4: Simplify right side
    33,828.59x = 873,980,885.55
  5. Step 5: Solve for x
    x = 873,980,885.55/33,828.59
  6. Step 6: Final answer
    x = 25,835.57

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1.5x scale

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.