Home / 14,435.52-21,651.60-3,905.04

Finding the Fourth Proportional to 14,435.52, 21,651.60 and 3,905.04

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Solution

The fourth proportional to 14,435.52, 21,651.60 and 3,905.04 is: 5,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.52 : 21,651.60 = 3,905.04 : x
  2. Step 2: Convert to fraction form
    14,435.52/21,651.60 = 3,905.04/x
  3. Step 3: Cross multiply
    14,435.52x = 21,651.60 × 3,905.04
  4. Step 4: Simplify right side
    14,435.52x = 84,550,364.06
  5. Step 5: Solve for x
    x = 84,550,364.06/14,435.52
  6. Step 6: Final answer
    x = 5,857.11

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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.