Home / 14,331.36-21,498.48-5,327.88

Finding the Fourth Proportional to 14,331.36, 21,498.48 and 5,327.88

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Solution

The fourth proportional to 14,331.36, 21,498.48 and 5,327.88 is: 7,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.36 : 21,498.48 = 5,327.88 : x
  2. Step 2: Convert to fraction form
    14,331.36/21,498.48 = 5,327.88/x
  3. Step 3: Cross multiply
    14,331.36x = 21,498.48 × 5,327.88
  4. Step 4: Simplify right side
    14,331.36x = 114,541,321.62
  5. Step 5: Solve for x
    x = 114,541,321.62/14,331.36
  6. Step 6: Final answer
    x = 7,992.36

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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.