Home / 19,174.50-26,460.81-10,791.18

Finding the Fourth Proportional to 19,174.50, 26,460.81 and 10,791.18

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Solution

The fourth proportional to 19,174.50, 26,460.81 and 10,791.18 is: 14,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174.50 : 26,460.81 = 10,791.18 : x
  2. Step 2: Convert to fraction form
    19,174.50/26,460.81 = 10,791.18/x
  3. Step 3: Cross multiply
    19,174.50x = 26,460.81 × 10,791.18
  4. Step 4: Simplify right side
    19,174.50x = 285,543,363.66
  5. Step 5: Solve for x
    x = 285,543,363.66/19,174.50
  6. Step 6: Final answer
    x = 14,891.83

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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.