Home / 27,225.62-37,571.79-15,126.87

Finding the Fourth Proportional to 27,225.62, 37,571.79 and 15,126.87

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Solution

The fourth proportional to 27,225.62, 37,571.79 and 15,126.87 is: 20,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,225.62 : 37,571.79 = 15,126.87 : x
  2. Step 2: Convert to fraction form
    27,225.62/37,571.79 = 15,126.87/x
  3. Step 3: Cross multiply
    27,225.62x = 37,571.79 × 15,126.87
  4. Step 4: Simplify right side
    27,225.62x = 568,343,780.62
  5. Step 5: Solve for x
    x = 568,343,780.62/27,225.62
  6. Step 6: Final answer
    x = 20,875.33

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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.