Home / 25,227.88-37,865.19-12,756.73

Finding the Fourth Proportional to 25,227.88, 37,865.19 and 12,756.73

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Solution

The fourth proportional to 25,227.88, 37,865.19 and 12,756.73 is: 19,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,227.88 : 37,865.19 = 12,756.73 : x
  2. Step 2: Convert to fraction form
    25,227.88/37,865.19 = 12,756.73/x
  3. Step 3: Cross multiply
    25,227.88x = 37,865.19 × 12,756.73
  4. Step 4: Simplify right side
    25,227.88x = 483,036,005.23
  5. Step 5: Solve for x
    x = 483,036,005.23/25,227.88
  6. Step 6: Final answer
    x = 19,146.91

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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.