Home / 16,898.31-25,348.95-4,418.28

Finding the Fourth Proportional to 16,898.31, 25,348.95 and 4,418.28

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Solution

The fourth proportional to 16,898.31, 25,348.95 and 4,418.28 is: 6,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.31 : 25,348.95 = 4,418.28 : x
  2. Step 2: Convert to fraction form
    16,898.31/25,348.95 = 4,418.28/x
  3. Step 3: Cross multiply
    16,898.31x = 25,348.95 × 4,418.28
  4. Step 4: Simplify right side
    16,898.31x = 111,998,758.81
  5. Step 5: Solve for x
    x = 111,998,758.81/16,898.31
  6. Step 6: Final answer
    x = 6,627.81

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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.