Home / 27,222.76-37,567.38-15,900.04

Finding the Fourth Proportional to 27,222.76, 37,567.38 and 15,900.04

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Solution

The fourth proportional to 27,222.76, 37,567.38 and 15,900.04 is: 21,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.76 : 37,567.38 = 15,900.04 : x
  2. Step 2: Convert to fraction form
    27,222.76/37,567.38 = 15,900.04/x
  3. Step 3: Cross multiply
    27,222.76x = 37,567.38 × 15,900.04
  4. Step 4: Simplify right side
    27,222.76x = 597,322,844.70
  5. Step 5: Solve for x
    x = 597,322,844.70/27,222.76
  6. Step 6: Final answer
    x = 21,942.04

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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.