Home / 16,721.87-25,234.54-16,164.18

Finding the Fourth Proportional to 16,721.87, 25,234.54 and 16,164.18

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Solution

The fourth proportional to 16,721.87, 25,234.54 and 16,164.18 is: 24,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.87 : 25,234.54 = 16,164.18 : x
  2. Step 2: Convert to fraction form
    16,721.87/25,234.54 = 16,164.18/x
  3. Step 3: Cross multiply
    16,721.87x = 25,234.54 × 16,164.18
  4. Step 4: Simplify right side
    16,721.87x = 407,895,606.37
  5. Step 5: Solve for x
    x = 407,895,606.37/16,721.87
  6. Step 6: Final answer
    x = 24,392.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.