Home / 36,618.18-54,890.34-14,422.98

Finding the Fourth Proportional to 36,618.18, 54,890.34 and 14,422.98

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Solution

The fourth proportional to 36,618.18, 54,890.34 and 14,422.98 is: 21,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,618.18 : 54,890.34 = 14,422.98 : x
  2. Step 2: Convert to fraction form
    36,618.18/54,890.34 = 14,422.98/x
  3. Step 3: Cross multiply
    36,618.18x = 54,890.34 × 14,422.98
  4. Step 4: Simplify right side
    36,618.18x = 791,682,276.01
  5. Step 5: Solve for x
    x = 791,682,276.01/36,618.18
  6. Step 6: Final answer
    x = 21,619.92

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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.