Home / 33,039.30-45,578.64-18,883.89

Finding the Fourth Proportional to 33,039.30, 45,578.64 and 18,883.89

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Solution

The fourth proportional to 33,039.30, 45,578.64 and 18,883.89 is: 26,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,039.30 : 45,578.64 = 18,883.89 : x
  2. Step 2: Convert to fraction form
    33,039.30/45,578.64 = 18,883.89/x
  3. Step 3: Cross multiply
    33,039.30x = 45,578.64 × 18,883.89
  4. Step 4: Simplify right side
    33,039.30x = 860,702,024.11
  5. Step 5: Solve for x
    x = 860,702,024.11/33,039.30
  6. Step 6: Final answer
    x = 26,050.86

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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.