Home / 33,777.19-46,618.32-19,638.25

Finding the Fourth Proportional to 33,777.19, 46,618.32 and 19,638.25

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Solution

The fourth proportional to 33,777.19, 46,618.32 and 19,638.25 is: 27,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,777.19 : 46,618.32 = 19,638.25 : x
  2. Step 2: Convert to fraction form
    33,777.19/46,618.32 = 19,638.25/x
  3. Step 3: Cross multiply
    33,777.19x = 46,618.32 × 19,638.25
  4. Step 4: Simplify right side
    33,777.19x = 915,502,222.74
  5. Step 5: Solve for x
    x = 915,502,222.74/33,777.19
  6. Step 6: Final answer
    x = 27,104.16

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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.