Home / 17,166.48-25,734.90-6,643.86

Finding the Fourth Proportional to 17,166.48, 25,734.90 and 6,643.86

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Solution

The fourth proportional to 17,166.48, 25,734.90 and 6,643.86 is: 9,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.48 : 25,734.90 = 6,643.86 : x
  2. Step 2: Convert to fraction form
    17,166.48/25,734.90 = 6,643.86/x
  3. Step 3: Cross multiply
    17,166.48x = 25,734.90 × 6,643.86
  4. Step 4: Simplify right side
    17,166.48x = 170,979,072.71
  5. Step 5: Solve for x
    x = 170,979,072.71/17,166.48
  6. Step 6: Final answer
    x = 9,960.05

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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.