Home / 17,125.05-25,687.59-11,206.92

Finding the Fourth Proportional to 17,125.05, 25,687.59 and 11,206.92

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Solution

The fourth proportional to 17,125.05, 25,687.59 and 11,206.92 is: 16,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.05 : 25,687.59 = 11,206.92 : x
  2. Step 2: Convert to fraction form
    17,125.05/25,687.59 = 11,206.92/x
  3. Step 3: Cross multiply
    17,125.05x = 25,687.59 × 11,206.92
  4. Step 4: Simplify right side
    17,125.05x = 287,878,710.09
  5. Step 5: Solve for x
    x = 287,878,710.09/17,125.05
  6. Step 6: Final answer
    x = 16,810.39

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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.