Home / 16,721.74-25,050.57-8,392.01

Finding the Fourth Proportional to 16,721.74, 25,050.57 and 8,392.01

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Solution

The fourth proportional to 16,721.74, 25,050.57 and 8,392.01 is: 12,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.74 : 25,050.57 = 8,392.01 : x
  2. Step 2: Convert to fraction form
    16,721.74/25,050.57 = 8,392.01/x
  3. Step 3: Cross multiply
    16,721.74x = 25,050.57 × 8,392.01
  4. Step 4: Simplify right side
    16,721.74x = 210,224,477.22
  5. Step 5: Solve for x
    x = 210,224,477.22/16,721.74
  6. Step 6: Final answer
    x = 12,571.93

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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.