Home / 14,878.39-22,317.49-3,784.94

Finding the Fourth Proportional to 14,878.39, 22,317.49 and 3,784.94

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Solution

The fourth proportional to 14,878.39, 22,317.49 and 3,784.94 is: 5,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.39 : 22,317.49 = 3,784.94 : x
  2. Step 2: Convert to fraction form
    14,878.39/22,317.49 = 3,784.94/x
  3. Step 3: Cross multiply
    14,878.39x = 22,317.49 × 3,784.94
  4. Step 4: Simplify right side
    14,878.39x = 84,470,360.60
  5. Step 5: Solve for x
    x = 84,470,360.60/14,878.39
  6. Step 6: Final answer
    x = 5,677.39

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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.