Home / 17,121.57-25,682.35-4,641.59

Finding the Fourth Proportional to 17,121.57, 25,682.35 and 4,641.59

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Solution

The fourth proportional to 17,121.57, 25,682.35 and 4,641.59 is: 6,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121.57 : 25,682.35 = 4,641.59 : x
  2. Step 2: Convert to fraction form
    17,121.57/25,682.35 = 4,641.59/x
  3. Step 3: Cross multiply
    17,121.57x = 25,682.35 × 4,641.59
  4. Step 4: Simplify right side
    17,121.57x = 119,206,938.94
  5. Step 5: Solve for x
    x = 119,206,938.94/17,121.57
  6. Step 6: Final answer
    x = 6,962.38

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1.5x scale

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.