Home / 16,763.74-25,145.19-4,283.86

Finding the Fourth Proportional to 16,763.74, 25,145.19 and 4,283.86

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Solution

The fourth proportional to 16,763.74, 25,145.19 and 4,283.86 is: 6,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.74 : 25,145.19 = 4,283.86 : x
  2. Step 2: Convert to fraction form
    16,763.74/25,145.19 = 4,283.86/x
  3. Step 3: Cross multiply
    16,763.74x = 25,145.19 × 4,283.86
  4. Step 4: Simplify right side
    16,763.74x = 107,718,473.63
  5. Step 5: Solve for x
    x = 107,718,473.63/16,763.74
  6. Step 6: Final answer
    x = 6,425.68

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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.