Home / 13,927.03-20,858.36-8,368.11

Finding the Fourth Proportional to 13,927.03, 20,858.36 and 8,368.11

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Solution

The fourth proportional to 13,927.03, 20,858.36 and 8,368.11 is: 12,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.03 : 20,858.36 = 8,368.11 : x
  2. Step 2: Convert to fraction form
    13,927.03/20,858.36 = 8,368.11/x
  3. Step 3: Cross multiply
    13,927.03x = 20,858.36 × 8,368.11
  4. Step 4: Simplify right side
    13,927.03x = 174,545,009.06
  5. Step 5: Solve for x
    x = 174,545,009.06/13,927.03
  6. Step 6: Final answer
    x = 12,532.83

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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.