Home / 14,811.36-22,218.24-4,422.96

Finding the Fourth Proportional to 14,811.36, 22,218.24 and 4,422.96

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Solution

The fourth proportional to 14,811.36, 22,218.24 and 4,422.96 is: 6,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.36 : 22,218.24 = 4,422.96 : x
  2. Step 2: Convert to fraction form
    14,811.36/22,218.24 = 4,422.96/x
  3. Step 3: Cross multiply
    14,811.36x = 22,218.24 × 4,422.96
  4. Step 4: Simplify right side
    14,811.36x = 98,270,386.79
  5. Step 5: Solve for x
    x = 98,270,386.79/14,811.36
  6. Step 6: Final answer
    x = 6,634.80

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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.