Home / 33,886.05-46,762.05-18,778.59

Finding the Fourth Proportional to 33,886.05, 46,762.05 and 18,778.59

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Solution

The fourth proportional to 33,886.05, 46,762.05 and 18,778.59 is: 25,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,886.05 : 46,762.05 = 18,778.59 : x
  2. Step 2: Convert to fraction form
    33,886.05/46,762.05 = 18,778.59/x
  3. Step 3: Cross multiply
    33,886.05x = 46,762.05 × 18,778.59
  4. Step 4: Simplify right side
    33,886.05x = 878,125,364.51
  5. Step 5: Solve for x
    x = 878,125,364.51/33,886.05
  6. Step 6: Final answer
    x = 25,914.07

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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.