Home / 13,302.92-19,958.96-5,912.55

Finding the Fourth Proportional to 13,302.92, 19,958.96 and 5,912.55

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Solution

The fourth proportional to 13,302.92, 19,958.96 and 5,912.55 is: 8,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.92 : 19,958.96 = 5,912.55 : x
  2. Step 2: Convert to fraction form
    13,302.92/19,958.96 = 5,912.55/x
  3. Step 3: Cross multiply
    13,302.92x = 19,958.96 × 5,912.55
  4. Step 4: Simplify right side
    13,302.92x = 118,008,348.95
  5. Step 5: Solve for x
    x = 118,008,348.95/13,302.92
  6. Step 6: Final answer
    x = 8,870.86

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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.