Home / 13,369.39-20,047.59-6,703.02

Finding the Fourth Proportional to 13,369.39, 20,047.59 and 6,703.02

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Solution

The fourth proportional to 13,369.39, 20,047.59 and 6,703.02 is: 10,051.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369.39 : 20,047.59 = 6,703.02 : x
  2. Step 2: Convert to fraction form
    13,369.39/20,047.59 = 6,703.02/x
  3. Step 3: Cross multiply
    13,369.39x = 20,047.59 × 6,703.02
  4. Step 4: Simplify right side
    13,369.39x = 134,379,396.72
  5. Step 5: Solve for x
    x = 134,379,396.72/13,369.39
  6. Step 6: Final answer
    x = 10,051.28

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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.