Home / 13,784.04-20,675.52-3,395.52

Finding the Fourth Proportional to 13,784.04, 20,675.52 and 3,395.52

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Solution

The fourth proportional to 13,784.04, 20,675.52 and 3,395.52 is: 5,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784.04 : 20,675.52 = 3,395.52 : x
  2. Step 2: Convert to fraction form
    13,784.04/20,675.52 = 3,395.52/x
  3. Step 3: Cross multiply
    13,784.04x = 20,675.52 × 3,395.52
  4. Step 4: Simplify right side
    13,784.04x = 70,204,141.67
  5. Step 5: Solve for x
    x = 70,204,141.67/13,784.04
  6. Step 6: Final answer
    x = 5,093.15

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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.