Home / 33,336.78-46,005.93-19,918.32

Finding the Fourth Proportional to 33,336.78, 46,005.93 and 19,918.32

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Solution

The fourth proportional to 33,336.78, 46,005.93 and 19,918.32 is: 27,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,336.78 : 46,005.93 = 19,918.32 : x
  2. Step 2: Convert to fraction form
    33,336.78/46,005.93 = 19,918.32/x
  3. Step 3: Cross multiply
    33,336.78x = 46,005.93 × 19,918.32
  4. Step 4: Simplify right side
    33,336.78x = 916,360,835.64
  5. Step 5: Solve for x
    x = 916,360,835.64/33,336.78
  6. Step 6: Final answer
    x = 27,487.98

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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.