Home / 17,260.30-25,890.50-5,252.56

Finding the Fourth Proportional to 17,260.30, 25,890.50 and 5,252.56

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Solution

The fourth proportional to 17,260.30, 25,890.50 and 5,252.56 is: 7,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,260.30 : 25,890.50 = 5,252.56 : x
  2. Step 2: Convert to fraction form
    17,260.30/25,890.50 = 5,252.56/x
  3. Step 3: Cross multiply
    17,260.30x = 25,890.50 × 5,252.56
  4. Step 4: Simplify right side
    17,260.30x = 135,991,482.54
  5. Step 5: Solve for x
    x = 135,991,482.54/17,260.30
  6. Step 6: Final answer
    x = 7,878.86

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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.