Home / 33,347.50-46,006.40-20,578.44

Finding the Fourth Proportional to 33,347.50, 46,006.40 and 20,578.44

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Solution

The fourth proportional to 33,347.50, 46,006.40 and 20,578.44 is: 28,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,347.50 : 46,006.40 = 20,578.44 : x
  2. Step 2: Convert to fraction form
    33,347.50/46,006.40 = 20,578.44/x
  3. Step 3: Cross multiply
    33,347.50x = 46,006.40 × 20,578.44
  4. Step 4: Simplify right side
    33,347.50x = 946,739,942.02
  5. Step 5: Solve for x
    x = 946,739,942.02/33,347.50
  6. Step 6: Final answer
    x = 28,390.13

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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.