Home / 27,933.24-38,548.08-15,186.54

Finding the Fourth Proportional to 27,933.24, 38,548.08 and 15,186.54

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Solution

The fourth proportional to 27,933.24, 38,548.08 and 15,186.54 is: 20,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.24 : 38,548.08 = 15,186.54 : x
  2. Step 2: Convert to fraction form
    27,933.24/38,548.08 = 15,186.54/x
  3. Step 3: Cross multiply
    27,933.24x = 38,548.08 × 15,186.54
  4. Step 4: Simplify right side
    27,933.24x = 585,411,958.84
  5. Step 5: Solve for x
    x = 585,411,958.84/27,933.24
  6. Step 6: Final answer
    x = 20,957.54

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1.5x scale

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.