Home / 13,791.74-19,006.65-12,433.37

Finding the Fourth Proportional to 13,791.74, 19,006.65 and 12,433.37

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Solution

The fourth proportional to 13,791.74, 19,006.65 and 12,433.37 is: 17,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.74 : 19,006.65 = 12,433.37 : x
  2. Step 2: Convert to fraction form
    13,791.74/19,006.65 = 12,433.37/x
  3. Step 3: Cross multiply
    13,791.74x = 19,006.65 × 12,433.37
  4. Step 4: Simplify right side
    13,791.74x = 236,316,616.88
  5. Step 5: Solve for x
    x = 236,316,616.88/13,791.74
  6. Step 6: Final answer
    x = 17,134.65

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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.