Home / 13,799.55-20,702.19-4,440.27

Finding the Fourth Proportional to 13,799.55, 20,702.19 and 4,440.27

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Solution

The fourth proportional to 13,799.55, 20,702.19 and 4,440.27 is: 6,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799.55 : 20,702.19 = 4,440.27 : x
  2. Step 2: Convert to fraction form
    13,799.55/20,702.19 = 4,440.27/x
  3. Step 3: Cross multiply
    13,799.55x = 20,702.19 × 4,440.27
  4. Step 4: Simplify right side
    13,799.55x = 91,923,313.19
  5. Step 5: Solve for x
    x = 91,923,313.19/13,799.55
  6. Step 6: Final answer
    x = 6,661.33

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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.