Home / 13,319.52-19,976.04-6,299.25

Finding the Fourth Proportional to 13,319.52, 19,976.04 and 6,299.25

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Solution

The fourth proportional to 13,319.52, 19,976.04 and 6,299.25 is: 9,447.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319.52 : 19,976.04 = 6,299.25 : x
  2. Step 2: Convert to fraction form
    13,319.52/19,976.04 = 6,299.25/x
  3. Step 3: Cross multiply
    13,319.52x = 19,976.04 × 6,299.25
  4. Step 4: Simplify right side
    13,319.52x = 125,834,069.97
  5. Step 5: Solve for x
    x = 125,834,069.97/13,319.52
  6. Step 6: Final answer
    x = 9,447.34

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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.