Home / 36,573.30-54,855.09-14,380.72

Finding the Fourth Proportional to 36,573.30, 54,855.09 and 14,380.72

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Solution

The fourth proportional to 36,573.30, 54,855.09 and 14,380.72 is: 21,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.30 : 54,855.09 = 14,380.72 : x
  2. Step 2: Convert to fraction form
    36,573.30/54,855.09 = 14,380.72/x
  3. Step 3: Cross multiply
    36,573.30x = 54,855.09 × 14,380.72
  4. Step 4: Simplify right side
    36,573.30x = 788,855,689.86
  5. Step 5: Solve for x
    x = 788,855,689.86/36,573.30
  6. Step 6: Final answer
    x = 21,569.17

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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.