Home / 17,288.07-25,935.51-6,191.78

Finding the Fourth Proportional to 17,288.07, 25,935.51 and 6,191.78

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Solution

The fourth proportional to 17,288.07, 25,935.51 and 6,191.78 is: 9,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.07 : 25,935.51 = 6,191.78 : x
  2. Step 2: Convert to fraction form
    17,288.07/25,935.51 = 6,191.78/x
  3. Step 3: Cross multiply
    17,288.07x = 25,935.51 × 6,191.78
  4. Step 4: Simplify right side
    17,288.07x = 160,586,842.43
  5. Step 5: Solve for x
    x = 160,586,842.43/17,288.07
  6. Step 6: Final answer
    x = 9,288.88

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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.