Home / 25,965.85-38,933.20-11,908.27

Finding the Fourth Proportional to 25,965.85, 38,933.20 and 11,908.27

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Solution

The fourth proportional to 25,965.85, 38,933.20 and 11,908.27 is: 17,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,965.85 : 38,933.20 = 11,908.27 : x
  2. Step 2: Convert to fraction form
    25,965.85/38,933.20 = 11,908.27/x
  3. Step 3: Cross multiply
    25,965.85x = 38,933.20 × 11,908.27
  4. Step 4: Simplify right side
    25,965.85x = 463,626,892.67
  5. Step 5: Solve for x
    x = 463,626,892.67/25,965.85
  6. Step 6: Final answer
    x = 17,855.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.