Home / 27,300.47-40,957.49-21,699.27

Finding the Fourth Proportional to 27,300.47, 40,957.49 and 21,699.27

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Solution

The fourth proportional to 27,300.47, 40,957.49 and 21,699.27 is: 32,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,300.47 : 40,957.49 = 21,699.27 : x
  2. Step 2: Convert to fraction form
    27,300.47/40,957.49 = 21,699.27/x
  3. Step 3: Cross multiply
    27,300.47x = 40,957.49 × 21,699.27
  4. Step 4: Simplify right side
    27,300.47x = 888,747,525.54
  5. Step 5: Solve for x
    x = 888,747,525.54/27,300.47
  6. Step 6: Final answer
    x = 32,554.30

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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.