Home / 16,483.83-24,723.15-5,390.43

Finding the Fourth Proportional to 16,483.83, 24,723.15 and 5,390.43

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Solution

The fourth proportional to 16,483.83, 24,723.15 and 5,390.43 is: 8,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483.83 : 24,723.15 = 5,390.43 : x
  2. Step 2: Convert to fraction form
    16,483.83/24,723.15 = 5,390.43/x
  3. Step 3: Cross multiply
    16,483.83x = 24,723.15 × 5,390.43
  4. Step 4: Simplify right side
    16,483.83x = 133,268,409.45
  5. Step 5: Solve for x
    x = 133,268,409.45/16,483.83
  6. Step 6: Final answer
    x = 8,084.80

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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.