Home / 14,612.69-21,934.53-11,872.44

Finding the Fourth Proportional to 14,612.69, 21,934.53 and 11,872.44

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Solution

The fourth proportional to 14,612.69, 21,934.53 and 11,872.44 is: 17,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.69 : 21,934.53 = 11,872.44 : x
  2. Step 2: Convert to fraction form
    14,612.69/21,934.53 = 11,872.44/x
  3. Step 3: Cross multiply
    14,612.69x = 21,934.53 × 11,872.44
  4. Step 4: Simplify right side
    14,612.69x = 260,416,391.35
  5. Step 5: Solve for x
    x = 260,416,391.35/14,612.69
  6. Step 6: Final answer
    x = 17,821.25

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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.