Home / 33,786.60-46,626.08-19,639.45

Finding the Fourth Proportional to 33,786.60, 46,626.08 and 19,639.45

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Solution

The fourth proportional to 33,786.60, 46,626.08 and 19,639.45 is: 27,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,786.60 : 46,626.08 = 19,639.45 : x
  2. Step 2: Convert to fraction form
    33,786.60/46,626.08 = 19,639.45/x
  3. Step 3: Cross multiply
    33,786.60x = 46,626.08 × 19,639.45
  4. Step 4: Simplify right side
    33,786.60x = 915,710,566.86
  5. Step 5: Solve for x
    x = 915,710,566.86/33,786.60
  6. Step 6: Final answer
    x = 27,102.77

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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.