Home / 13,955.04-20,935.80-4,093.92

Finding the Fourth Proportional to 13,955.04, 20,935.80 and 4,093.92

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Solution

The fourth proportional to 13,955.04, 20,935.80 and 4,093.92 is: 6,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.04 : 20,935.80 = 4,093.92 : x
  2. Step 2: Convert to fraction form
    13,955.04/20,935.80 = 4,093.92/x
  3. Step 3: Cross multiply
    13,955.04x = 20,935.80 × 4,093.92
  4. Step 4: Simplify right side
    13,955.04x = 85,709,490.34
  5. Step 5: Solve for x
    x = 85,709,490.34/13,955.04
  6. Step 6: Final answer
    x = 6,141.83

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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.