Home / 33,480.40-46,200.87-18,370

Finding the Fourth Proportional to 33,480.40, 46,200.87 and 18,370

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Solution

The fourth proportional to 33,480.40, 46,200.87 and 18,370 is: 25,349.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480.40 : 46,200.87 = 18,370 : x
  2. Step 2: Convert to fraction form
    33,480.40/46,200.87 = 18,370/x
  3. Step 3: Cross multiply
    33,480.40x = 46,200.87 × 18,370
  4. Step 4: Simplify right side
    33,480.40x = 848,709,981.90
  5. Step 5: Solve for x
    x = 848,709,981.90/33,480.40
  6. Step 6: Final answer
    x = 25,349.46

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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.