Home / 13,050.60-19,575.46-3,189.92

Finding the Fourth Proportional to 13,050.60, 19,575.46 and 3,189.92

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Solution

The fourth proportional to 13,050.60, 19,575.46 and 3,189.92 is: 4,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.60 : 19,575.46 = 3,189.92 : x
  2. Step 2: Convert to fraction form
    13,050.60/19,575.46 = 3,189.92/x
  3. Step 3: Cross multiply
    13,050.60x = 19,575.46 × 3,189.92
  4. Step 4: Simplify right side
    13,050.60x = 62,444,151.36
  5. Step 5: Solve for x
    x = 62,444,151.36/13,050.60
  6. Step 6: Final answer
    x = 4,784.77

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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.