Home / 14,548.25-20,076.72-8,260.76

Finding the Fourth Proportional to 14,548.25, 20,076.72 and 8,260.76

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Solution

The fourth proportional to 14,548.25, 20,076.72 and 8,260.76 is: 11,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.25 : 20,076.72 = 8,260.76 : x
  2. Step 2: Convert to fraction form
    14,548.25/20,076.72 = 8,260.76/x
  3. Step 3: Cross multiply
    14,548.25x = 20,076.72 × 8,260.76
  4. Step 4: Simplify right side
    14,548.25x = 165,848,965.51
  5. Step 5: Solve for x
    x = 165,848,965.51/14,548.25
  6. Step 6: Final answer
    x = 11,399.93

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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.