Home / 25,972.76-35,855.12-19,589.42

Finding the Fourth Proportional to 25,972.76, 35,855.12 and 19,589.42

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Solution

The fourth proportional to 25,972.76, 35,855.12 and 19,589.42 is: 27,042.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,972.76 : 35,855.12 = 19,589.42 : x
  2. Step 2: Convert to fraction form
    25,972.76/35,855.12 = 19,589.42/x
  3. Step 3: Cross multiply
    25,972.76x = 35,855.12 × 19,589.42
  4. Step 4: Simplify right side
    25,972.76x = 702,381,004.83
  5. Step 5: Solve for x
    x = 702,381,004.83/25,972.76
  6. Step 6: Final answer
    x = 27,042.99

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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.