Home / 17,148.38-23,657.82-11,177.96

Finding the Fourth Proportional to 17,148.38, 23,657.82 and 11,177.96

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Solution

The fourth proportional to 17,148.38, 23,657.82 and 11,177.96 is: 15,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148.38 : 23,657.82 = 11,177.96 : x
  2. Step 2: Convert to fraction form
    17,148.38/23,657.82 = 11,177.96/x
  3. Step 3: Cross multiply
    17,148.38x = 23,657.82 × 11,177.96
  4. Step 4: Simplify right side
    17,148.38x = 264,446,165.65
  5. Step 5: Solve for x
    x = 264,446,165.65/17,148.38
  6. Step 6: Final answer
    x = 15,421.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.