Home / 13,050.33-19,575.50-3,189.60

Finding the Fourth Proportional to 13,050.33, 19,575.50 and 3,189.60

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Solution

The fourth proportional to 13,050.33, 19,575.50 and 3,189.60 is: 4,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.33 : 19,575.50 = 3,189.60 : x
  2. Step 2: Convert to fraction form
    13,050.33/19,575.50 = 3,189.60/x
  3. Step 3: Cross multiply
    13,050.33x = 19,575.50 × 3,189.60
  4. Step 4: Simplify right side
    13,050.33x = 62,437,900.97
  5. Step 5: Solve for x
    x = 62,437,900.97/13,050.33
  6. Step 6: Final answer
    x = 4,784.39

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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.