Home / 14,639.25-21,961.65-5,874.86

Finding the Fourth Proportional to 14,639.25, 21,961.65 and 5,874.86

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Solution

The fourth proportional to 14,639.25, 21,961.65 and 5,874.86 is: 8,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.25 : 21,961.65 = 5,874.86 : x
  2. Step 2: Convert to fraction form
    14,639.25/21,961.65 = 5,874.86/x
  3. Step 3: Cross multiply
    14,639.25x = 21,961.65 × 5,874.86
  4. Step 4: Simplify right side
    14,639.25x = 129,021,509.31
  5. Step 5: Solve for x
    x = 129,021,509.31/14,639.25
  6. Step 6: Final answer
    x = 8,813.40

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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.