Home / 16,486.20-24,700.32-13,730.52

Finding the Fourth Proportional to 16,486.20, 24,700.32 and 13,730.52

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Solution

The fourth proportional to 16,486.20, 24,700.32 and 13,730.52 is: 20,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,486.20 : 24,700.32 = 13,730.52 : x
  2. Step 2: Convert to fraction form
    16,486.20/24,700.32 = 13,730.52/x
  3. Step 3: Cross multiply
    16,486.20x = 24,700.32 × 13,730.52
  4. Step 4: Simplify right side
    16,486.20x = 339,148,237.77
  5. Step 5: Solve for x
    x = 339,148,237.77/16,486.20
  6. Step 6: Final answer
    x = 20,571.64

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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.