Home / 36,379.58-50,188.30-20,848.98

Finding the Fourth Proportional to 36,379.58, 50,188.30 and 20,848.98

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Solution

The fourth proportional to 36,379.58, 50,188.30 and 20,848.98 is: 28,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,379.58 : 50,188.30 = 20,848.98 : x
  2. Step 2: Convert to fraction form
    36,379.58/50,188.30 = 20,848.98/x
  3. Step 3: Cross multiply
    36,379.58x = 50,188.30 × 20,848.98
  4. Step 4: Simplify right side
    36,379.58x = 1,046,374,810.81
  5. Step 5: Solve for x
    x = 1,046,374,810.81/36,379.58
  6. Step 6: Final answer
    x = 28,762.69

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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.