Home / 36,474.80-54,712.14-14,272.59

Finding the Fourth Proportional to 36,474.80, 54,712.14 and 14,272.59

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Solution

The fourth proportional to 36,474.80, 54,712.14 and 14,272.59 is: 21,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,474.80 : 54,712.14 = 14,272.59 : x
  2. Step 2: Convert to fraction form
    36,474.80/54,712.14 = 14,272.59/x
  3. Step 3: Cross multiply
    36,474.80x = 54,712.14 × 14,272.59
  4. Step 4: Simplify right side
    36,474.80x = 780,883,870.88
  5. Step 5: Solve for x
    x = 780,883,870.88/36,474.80
  6. Step 6: Final answer
    x = 21,408.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.