Home / 36,638.82-50,559.57-20,726.46

Finding the Fourth Proportional to 36,638.82, 50,559.57 and 20,726.46

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Solution

The fourth proportional to 36,638.82, 50,559.57 and 20,726.46 is: 28,601.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.82 : 50,559.57 = 20,726.46 : x
  2. Step 2: Convert to fraction form
    36,638.82/50,559.57 = 20,726.46/x
  3. Step 3: Cross multiply
    36,638.82x = 50,559.57 × 20,726.46
  4. Step 4: Simplify right side
    36,638.82x = 1,047,920,905.22
  5. Step 5: Solve for x
    x = 1,047,920,905.22/36,638.82
  6. Step 6: Final answer
    x = 28,601.38

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Half scale
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Double scale
Find fourth proportional to 36,639.82, 50,560.95 and 20,727.46
Similar ratio
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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.