Home / 16,934.94-25,403.31-4,455

Finding the Fourth Proportional to 16,934.94, 25,403.31 and 4,455

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Solution

The fourth proportional to 16,934.94, 25,403.31 and 4,455 is: 6,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.94 : 25,403.31 = 4,455 : x
  2. Step 2: Convert to fraction form
    16,934.94/25,403.31 = 4,455/x
  3. Step 3: Cross multiply
    16,934.94x = 25,403.31 × 4,455
  4. Step 4: Simplify right side
    16,934.94x = 113,171,746.05
  5. Step 5: Solve for x
    x = 113,171,746.05/16,934.94
  6. Step 6: Final answer
    x = 6,682.74

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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.