Home / 14,137.92-21,204.72-3,750.48

Finding the Fourth Proportional to 14,137.92, 21,204.72 and 3,750.48

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Solution

The fourth proportional to 14,137.92, 21,204.72 and 3,750.48 is: 5,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.92 : 21,204.72 = 3,750.48 : x
  2. Step 2: Convert to fraction form
    14,137.92/21,204.72 = 3,750.48/x
  3. Step 3: Cross multiply
    14,137.92x = 21,204.72 × 3,750.48
  4. Step 4: Simplify right side
    14,137.92x = 79,527,878.27
  5. Step 5: Solve for x
    x = 79,527,878.27/14,137.92
  6. Step 6: Final answer
    x = 5,625.15

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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.