Home / 14,908.32-20,678.70-14,376.42

Finding the Fourth Proportional to 14,908.32, 20,678.70 and 14,376.42

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Solution

The fourth proportional to 14,908.32, 20,678.70 and 14,376.42 is: 19,940.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.32 : 20,678.70 = 14,376.42 : x
  2. Step 2: Convert to fraction form
    14,908.32/20,678.70 = 14,376.42/x
  3. Step 3: Cross multiply
    14,908.32x = 20,678.70 × 14,376.42
  4. Step 4: Simplify right side
    14,908.32x = 297,285,676.25
  5. Step 5: Solve for x
    x = 297,285,676.25/14,908.32
  6. Step 6: Final answer
    x = 19,940.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.