Home / 17,855.46-26,757.52-10,047.78

Finding the Fourth Proportional to 17,855.46, 26,757.52 and 10,047.78

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Solution

The fourth proportional to 17,855.46, 26,757.52 and 10,047.78 is: 15,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,855.46 : 26,757.52 = 10,047.78 : x
  2. Step 2: Convert to fraction form
    17,855.46/26,757.52 = 10,047.78/x
  3. Step 3: Cross multiply
    17,855.46x = 26,757.52 × 10,047.78
  4. Step 4: Simplify right side
    17,855.46x = 268,853,674.31
  5. Step 5: Solve for x
    x = 268,853,674.31/17,855.46
  6. Step 6: Final answer
    x = 15,057.22

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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.