Home / 16,279.84-24,394.50-11,291.95

Finding the Fourth Proportional to 16,279.84, 24,394.50 and 11,291.95

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Solution

The fourth proportional to 16,279.84, 24,394.50 and 11,291.95 is: 16,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.84 : 24,394.50 = 11,291.95 : x
  2. Step 2: Convert to fraction form
    16,279.84/24,394.50 = 11,291.95/x
  3. Step 3: Cross multiply
    16,279.84x = 24,394.50 × 11,291.95
  4. Step 4: Simplify right side
    16,279.84x = 275,461,474.28
  5. Step 5: Solve for x
    x = 275,461,474.28/16,279.84
  6. Step 6: Final answer
    x = 16,920.40

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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.