Home / 12,529.54-18,794.30-5,134.01

Finding the Fourth Proportional to 12,529.54, 18,794.30 and 5,134.01

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Solution

The fourth proportional to 12,529.54, 18,794.30 and 5,134.01 is: 7,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529.54 : 18,794.30 = 5,134.01 : x
  2. Step 2: Convert to fraction form
    12,529.54/18,794.30 = 5,134.01/x
  3. Step 3: Cross multiply
    12,529.54x = 18,794.30 × 5,134.01
  4. Step 4: Simplify right side
    12,529.54x = 96,490,098.47
  5. Step 5: Solve for x
    x = 96,490,098.47/12,529.54
  6. Step 6: Final answer
    x = 7,701.01

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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.