Home / 13,901.36-19,185.26-7,933.93

Finding the Fourth Proportional to 13,901.36, 19,185.26 and 7,933.93

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Solution

The fourth proportional to 13,901.36, 19,185.26 and 7,933.93 is: 10,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.36 : 19,185.26 = 7,933.93 : x
  2. Step 2: Convert to fraction form
    13,901.36/19,185.26 = 7,933.93/x
  3. Step 3: Cross multiply
    13,901.36x = 19,185.26 × 7,933.93
  4. Step 4: Simplify right side
    13,901.36x = 152,214,494.18
  5. Step 5: Solve for x
    x = 152,214,494.18/13,901.36
  6. Step 6: Final answer
    x = 10,949.61

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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.