Home / 38,028.23-52,479.06-21,261.23

Finding the Fourth Proportional to 38,028.23, 52,479.06 and 21,261.23

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Solution

The fourth proportional to 38,028.23, 52,479.06 and 21,261.23 is: 29,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028.23 : 52,479.06 = 21,261.23 : x
  2. Step 2: Convert to fraction form
    38,028.23/52,479.06 = 21,261.23/x
  3. Step 3: Cross multiply
    38,028.23x = 52,479.06 × 21,261.23
  4. Step 4: Simplify right side
    38,028.23x = 1,115,769,102.45
  5. Step 5: Solve for x
    x = 1,115,769,102.45/38,028.23
  6. Step 6: Final answer
    x = 29,340.55

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Half scale
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Double scale
Find fourth proportional to 38,029.23, 52,480.44 and 21,262.23
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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.