Home / 19,957.03-27,539.29-11,004.34

Finding the Fourth Proportional to 19,957.03, 27,539.29 and 11,004.34

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Solution

The fourth proportional to 19,957.03, 27,539.29 and 11,004.34 is: 15,185.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.03 : 27,539.29 = 11,004.34 : x
  2. Step 2: Convert to fraction form
    19,957.03/27,539.29 = 11,004.34/x
  3. Step 3: Cross multiply
    19,957.03x = 27,539.29 × 11,004.34
  4. Step 4: Simplify right side
    19,957.03x = 303,051,655.50
  5. Step 5: Solve for x
    x = 303,051,655.50/19,957.03
  6. Step 6: Final answer
    x = 15,185.21

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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.