Home / 25,182.82-37,780.44-7,651.72

Finding the Fourth Proportional to 25,182.82, 37,780.44 and 7,651.72

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Solution

The fourth proportional to 25,182.82, 37,780.44 and 7,651.72 is: 11,479.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182.82 : 37,780.44 = 7,651.72 : x
  2. Step 2: Convert to fraction form
    25,182.82/37,780.44 = 7,651.72/x
  3. Step 3: Cross multiply
    25,182.82x = 37,780.44 × 7,651.72
  4. Step 4: Simplify right side
    25,182.82x = 289,085,348.36
  5. Step 5: Solve for x
    x = 289,085,348.36/25,182.82
  6. Step 6: Final answer
    x = 11,479.47

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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.