Home / 13,950.87-19,251.89-7,577.39

Finding the Fourth Proportional to 13,950.87, 19,251.89 and 7,577.39

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Solution

The fourth proportional to 13,950.87, 19,251.89 and 7,577.39 is: 10,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.87 : 19,251.89 = 7,577.39 : x
  2. Step 2: Convert to fraction form
    13,950.87/19,251.89 = 7,577.39/x
  3. Step 3: Cross multiply
    13,950.87x = 19,251.89 × 7,577.39
  4. Step 4: Simplify right side
    13,950.87x = 145,879,041.97
  5. Step 5: Solve for x
    x = 145,879,041.97/13,950.87
  6. Step 6: Final answer
    x = 10,456.62

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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.