Home / 33,434.72-46,140-20,006.56

Finding the Fourth Proportional to 33,434.72, 46,140 and 20,006.56

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Solution

The fourth proportional to 33,434.72, 46,140 and 20,006.56 is: 27,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.72 : 46,140 = 20,006.56 : x
  2. Step 2: Convert to fraction form
    33,434.72/46,140 = 20,006.56/x
  3. Step 3: Cross multiply
    33,434.72x = 46,140 × 20,006.56
  4. Step 4: Simplify right side
    33,434.72x = 923,102,678.40
  5. Step 5: Solve for x
    x = 923,102,678.40/33,434.72
  6. Step 6: Final answer
    x = 27,609.10

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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.