Home / 14,961.25-22,451.91-9,418.42

Finding the Fourth Proportional to 14,961.25, 22,451.91 and 9,418.42

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Solution

The fourth proportional to 14,961.25, 22,451.91 and 9,418.42 is: 14,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.25 : 22,451.91 = 9,418.42 : x
  2. Step 2: Convert to fraction form
    14,961.25/22,451.91 = 9,418.42/x
  3. Step 3: Cross multiply
    14,961.25x = 22,451.91 × 9,418.42
  4. Step 4: Simplify right side
    14,961.25x = 211,461,518.18
  5. Step 5: Solve for x
    x = 211,461,518.18/14,961.25
  6. Step 6: Final answer
    x = 14,133.95

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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.