Home / 45,390.48-68,087.88-14,226

Finding the Fourth Proportional to 45,390.48, 68,087.88 and 14,226

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Solution

The fourth proportional to 45,390.48, 68,087.88 and 14,226 is: 21,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,390.48 : 68,087.88 = 14,226 : x
  2. Step 2: Convert to fraction form
    45,390.48/68,087.88 = 14,226/x
  3. Step 3: Cross multiply
    45,390.48x = 68,087.88 × 14,226
  4. Step 4: Simplify right side
    45,390.48x = 968,618,180.88
  5. Step 5: Solve for x
    x = 968,618,180.88/45,390.48
  6. Step 6: Final answer
    x = 21,339.68

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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.