Home / 13,191.46-19,789.35-6,263.62

Finding the Fourth Proportional to 13,191.46, 19,789.35 and 6,263.62

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Solution

The fourth proportional to 13,191.46, 19,789.35 and 6,263.62 is: 9,396.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,191.46 : 19,789.35 = 6,263.62 : x
  2. Step 2: Convert to fraction form
    13,191.46/19,789.35 = 6,263.62/x
  3. Step 3: Cross multiply
    13,191.46x = 19,789.35 × 6,263.62
  4. Step 4: Simplify right side
    13,191.46x = 123,952,968.45
  5. Step 5: Solve for x
    x = 123,952,968.45/13,191.46
  6. Step 6: Final answer
    x = 9,396.46

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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.