Home / 19,957.37-27,541.35-11,005.19

Finding the Fourth Proportional to 19,957.37, 27,541.35 and 11,005.19

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Solution

The fourth proportional to 19,957.37, 27,541.35 and 11,005.19 is: 15,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.37 : 27,541.35 = 11,005.19 : x
  2. Step 2: Convert to fraction form
    19,957.37/27,541.35 = 11,005.19/x
  3. Step 3: Cross multiply
    19,957.37x = 27,541.35 × 11,005.19
  4. Step 4: Simplify right side
    19,957.37x = 303,097,651.90
  5. Step 5: Solve for x
    x = 303,097,651.90/19,957.37
  6. Step 6: Final answer
    x = 15,187.26

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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.