Home / 14,554.76-21,850.59-12,119.36

Finding the Fourth Proportional to 14,554.76, 21,850.59 and 12,119.36

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Solution

The fourth proportional to 14,554.76, 21,850.59 and 12,119.36 is: 18,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.76 : 21,850.59 = 12,119.36 : x
  2. Step 2: Convert to fraction form
    14,554.76/21,850.59 = 12,119.36/x
  3. Step 3: Cross multiply
    14,554.76x = 21,850.59 × 12,119.36
  4. Step 4: Simplify right side
    14,554.76x = 264,815,166.42
  5. Step 5: Solve for x
    x = 264,815,166.42/14,554.76
  6. Step 6: Final answer
    x = 18,194.40

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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.