Home / 14,951.32-20,640.20-10,195.94

Finding the Fourth Proportional to 14,951.32, 20,640.20 and 10,195.94

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Solution

The fourth proportional to 14,951.32, 20,640.20 and 10,195.94 is: 14,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.32 : 20,640.20 = 10,195.94 : x
  2. Step 2: Convert to fraction form
    14,951.32/20,640.20 = 10,195.94/x
  3. Step 3: Cross multiply
    14,951.32x = 20,640.20 × 10,195.94
  4. Step 4: Simplify right side
    14,951.32x = 210,446,241.41
  5. Step 5: Solve for x
    x = 210,446,241.41/14,951.32
  6. Step 6: Final answer
    x = 14,075.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.