Home / 14,758.05-20,365.52-8,043.54

Finding the Fourth Proportional to 14,758.05, 20,365.52 and 8,043.54

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Solution

The fourth proportional to 14,758.05, 20,365.52 and 8,043.54 is: 11,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.05 : 20,365.52 = 8,043.54 : x
  2. Step 2: Convert to fraction form
    14,758.05/20,365.52 = 8,043.54/x
  3. Step 3: Cross multiply
    14,758.05x = 20,365.52 × 8,043.54
  4. Step 4: Simplify right side
    14,758.05x = 163,810,874.74
  5. Step 5: Solve for x
    x = 163,810,874.74/14,758.05
  6. Step 6: Final answer
    x = 11,099.76

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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.