Home / 14,416.70-21,481.74-12,844.62

Finding the Fourth Proportional to 14,416.70, 21,481.74 and 12,844.62

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Solution

The fourth proportional to 14,416.70, 21,481.74 and 12,844.62 is: 19,139.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,416.70 : 21,481.74 = 12,844.62 : x
  2. Step 2: Convert to fraction form
    14,416.70/21,481.74 = 12,844.62/x
  3. Step 3: Cross multiply
    14,416.70x = 21,481.74 × 12,844.62
  4. Step 4: Simplify right side
    14,416.70x = 275,924,787.24
  5. Step 5: Solve for x
    x = 275,924,787.24/14,416.70
  6. Step 6: Final answer
    x = 19,139.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.