Home / 13,893.35-19,173.24-7,605.72

Finding the Fourth Proportional to 13,893.35, 19,173.24 and 7,605.72

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Solution

The fourth proportional to 13,893.35, 19,173.24 and 7,605.72 is: 10,496.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.35 : 19,173.24 = 7,605.72 : x
  2. Step 2: Convert to fraction form
    13,893.35/19,173.24 = 7,605.72/x
  3. Step 3: Cross multiply
    13,893.35x = 19,173.24 × 7,605.72
  4. Step 4: Simplify right side
    13,893.35x = 145,826,294.93
  5. Step 5: Solve for x
    x = 145,826,294.93/13,893.35
  6. Step 6: Final answer
    x = 10,496.13

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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.