Home / 25,184.82-34,755.23-13,855.05

Finding the Fourth Proportional to 25,184.82, 34,755.23 and 13,855.05

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Solution

The fourth proportional to 25,184.82, 34,755.23 and 13,855.05 is: 19,120.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.82 : 34,755.23 = 13,855.05 : x
  2. Step 2: Convert to fraction form
    25,184.82/34,755.23 = 13,855.05/x
  3. Step 3: Cross multiply
    25,184.82x = 34,755.23 × 13,855.05
  4. Step 4: Simplify right side
    25,184.82x = 481,535,406.11
  5. Step 5: Solve for x
    x = 481,535,406.11/25,184.82
  6. Step 6: Final answer
    x = 19,120.06

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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.