Home / 33,709.63-46,499.65-21,605.80

Finding the Fourth Proportional to 33,709.63, 46,499.65 and 21,605.80

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Solution

The fourth proportional to 33,709.63, 46,499.65 and 21,605.80 is: 29,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,709.63 : 46,499.65 = 21,605.80 : x
  2. Step 2: Convert to fraction form
    33,709.63/46,499.65 = 21,605.80/x
  3. Step 3: Cross multiply
    33,709.63x = 46,499.65 × 21,605.80
  4. Step 4: Simplify right side
    33,709.63x = 1,004,662,246.44
  5. Step 5: Solve for x
    x = 1,004,662,246.44/33,709.63
  6. Step 6: Final answer
    x = 29,803.42

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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.