Home / 16,726.85-25,090.28-4,247.81

Finding the Fourth Proportional to 16,726.85, 25,090.28 and 4,247.81

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Solution

The fourth proportional to 16,726.85, 25,090.28 and 4,247.81 is: 6,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,726.85 : 25,090.28 = 4,247.81 : x
  2. Step 2: Convert to fraction form
    16,726.85/25,090.28 = 4,247.81/x
  3. Step 3: Cross multiply
    16,726.85x = 25,090.28 × 4,247.81
  4. Step 4: Simplify right side
    16,726.85x = 106,578,690.18
  5. Step 5: Solve for x
    x = 106,578,690.18/16,726.85
  6. Step 6: Final answer
    x = 6,371.71

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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.