Home / 14,169.87-19,553.59-7,795.37

Finding the Fourth Proportional to 14,169.87, 19,553.59 and 7,795.37

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Solution

The fourth proportional to 14,169.87, 19,553.59 and 7,795.37 is: 10,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.87 : 19,553.59 = 7,795.37 : x
  2. Step 2: Convert to fraction form
    14,169.87/19,553.59 = 7,795.37/x
  3. Step 3: Cross multiply
    14,169.87x = 19,553.59 × 7,795.37
  4. Step 4: Simplify right side
    14,169.87x = 152,427,468.88
  5. Step 5: Solve for x
    x = 152,427,468.88/14,169.87
  6. Step 6: Final answer
    x = 10,757.15

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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.