Home / 13,807.41-19,056.24-7,837.85

Finding the Fourth Proportional to 13,807.41, 19,056.24 and 7,837.85

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Solution

The fourth proportional to 13,807.41, 19,056.24 and 7,837.85 is: 10,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807.41 : 19,056.24 = 7,837.85 : x
  2. Step 2: Convert to fraction form
    13,807.41/19,056.24 = 7,837.85/x
  3. Step 3: Cross multiply
    13,807.41x = 19,056.24 × 7,837.85
  4. Step 4: Simplify right side
    13,807.41x = 149,359,855.40
  5. Step 5: Solve for x
    x = 149,359,855.40/13,807.41
  6. Step 6: Final answer
    x = 10,817.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.