Home / 13,114.23-19,653.81-4,786.41

Finding the Fourth Proportional to 13,114.23, 19,653.81 and 4,786.41

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Solution

The fourth proportional to 13,114.23, 19,653.81 and 4,786.41 is: 7,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.23 : 19,653.81 = 4,786.41 : x
  2. Step 2: Convert to fraction form
    13,114.23/19,653.81 = 4,786.41/x
  3. Step 3: Cross multiply
    13,114.23x = 19,653.81 × 4,786.41
  4. Step 4: Simplify right side
    13,114.23x = 94,071,192.72
  5. Step 5: Solve for x
    x = 94,071,192.72/13,114.23
  6. Step 6: Final answer
    x = 7,173.22

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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.