Home / 16,838.10-25,257.90-6,305.40

Finding the Fourth Proportional to 16,838.10, 25,257.90 and 6,305.40

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Solution

The fourth proportional to 16,838.10, 25,257.90 and 6,305.40 is: 9,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.10 : 25,257.90 = 6,305.40 : x
  2. Step 2: Convert to fraction form
    16,838.10/25,257.90 = 6,305.40/x
  3. Step 3: Cross multiply
    16,838.10x = 25,257.90 × 6,305.40
  4. Step 4: Simplify right side
    16,838.10x = 159,261,162.66
  5. Step 5: Solve for x
    x = 159,261,162.66/16,838.10
  6. Step 6: Final answer
    x = 9,458.38

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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.