Home / 13,894.12-19,173.66-7,606.36

Finding the Fourth Proportional to 13,894.12, 19,173.66 and 7,606.36

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Solution

The fourth proportional to 13,894.12, 19,173.66 and 7,606.36 is: 10,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894.12 : 19,173.66 = 7,606.36 : x
  2. Step 2: Convert to fraction form
    13,894.12/19,173.66 = 7,606.36/x
  3. Step 3: Cross multiply
    13,894.12x = 19,173.66 × 7,606.36
  4. Step 4: Simplify right side
    13,894.12x = 145,841,760.48
  5. Step 5: Solve for x
    x = 145,841,760.48/13,894.12
  6. Step 6: Final answer
    x = 10,496.65

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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.