Home / 13,302.14-19,951.58-3,440.60

Finding the Fourth Proportional to 13,302.14, 19,951.58 and 3,440.60

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Solution

The fourth proportional to 13,302.14, 19,951.58 and 3,440.60 is: 5,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.14 : 19,951.58 = 3,440.60 : x
  2. Step 2: Convert to fraction form
    13,302.14/19,951.58 = 3,440.60/x
  3. Step 3: Cross multiply
    13,302.14x = 19,951.58 × 3,440.60
  4. Step 4: Simplify right side
    13,302.14x = 68,645,406.15
  5. Step 5: Solve for x
    x = 68,645,406.15/13,302.14
  6. Step 6: Final answer
    x = 5,160.48

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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.