Home / 19,957.21-27,541.14-11,004.48

Finding the Fourth Proportional to 19,957.21, 27,541.14 and 11,004.48

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Solution

The fourth proportional to 19,957.21, 27,541.14 and 11,004.48 is: 15,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.21 : 27,541.14 = 11,004.48 : x
  2. Step 2: Convert to fraction form
    19,957.21/27,541.14 = 11,004.48/x
  3. Step 3: Cross multiply
    19,957.21x = 27,541.14 × 11,004.48
  4. Step 4: Simplify right side
    19,957.21x = 303,075,924.31
  5. Step 5: Solve for x
    x = 303,075,924.31/19,957.21
  6. Step 6: Final answer
    x = 15,186.29

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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.