Home / 14,053.20-21,073.32-4,189.92

Finding the Fourth Proportional to 14,053.20, 21,073.32 and 4,189.92

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Solution

The fourth proportional to 14,053.20, 21,073.32 and 4,189.92 is: 6,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.20 : 21,073.32 = 4,189.92 : x
  2. Step 2: Convert to fraction form
    14,053.20/21,073.32 = 4,189.92/x
  3. Step 3: Cross multiply
    14,053.20x = 21,073.32 × 4,189.92
  4. Step 4: Simplify right side
    14,053.20x = 88,295,524.93
  5. Step 5: Solve for x
    x = 88,295,524.93/14,053.20
  6. Step 6: Final answer
    x = 6,282.95

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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.