Home / 27,030.78-40,548.30-9,504.54

Finding the Fourth Proportional to 27,030.78, 40,548.30 and 9,504.54

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Solution

The fourth proportional to 27,030.78, 40,548.30 and 9,504.54 is: 14,257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,030.78 : 40,548.30 = 9,504.54 : x
  2. Step 2: Convert to fraction form
    27,030.78/40,548.30 = 9,504.54/x
  3. Step 3: Cross multiply
    27,030.78x = 40,548.30 × 9,504.54
  4. Step 4: Simplify right side
    27,030.78x = 385,392,939.28
  5. Step 5: Solve for x
    x = 385,392,939.28/27,030.78
  6. Step 6: Final answer
    x = 14,257.56

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1.5x scale

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.