Home / 14,190.44-21,252.85-13,698.37

Finding the Fourth Proportional to 14,190.44, 21,252.85 and 13,698.37

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Solution

The fourth proportional to 14,190.44, 21,252.85 and 13,698.37 is: 20,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.44 : 21,252.85 = 13,698.37 : x
  2. Step 2: Convert to fraction form
    14,190.44/21,252.85 = 13,698.37/x
  3. Step 3: Cross multiply
    14,190.44x = 21,252.85 × 13,698.37
  4. Step 4: Simplify right side
    14,190.44x = 291,129,296.59
  5. Step 5: Solve for x
    x = 291,129,296.59/14,190.44
  6. Step 6: Final answer
    x = 20,515.88

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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.