Home / 27,008.72-37,273.90-15,074.38

Finding the Fourth Proportional to 27,008.72, 37,273.90 and 15,074.38

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Solution

The fourth proportional to 27,008.72, 37,273.90 and 15,074.38 is: 20,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,008.72 : 37,273.90 = 15,074.38 : x
  2. Step 2: Convert to fraction form
    27,008.72/37,273.90 = 15,074.38/x
  3. Step 3: Cross multiply
    27,008.72x = 37,273.90 × 15,074.38
  4. Step 4: Simplify right side
    27,008.72x = 561,880,932.68
  5. Step 5: Solve for x
    x = 561,880,932.68/27,008.72
  6. Step 6: Final answer
    x = 20,803.69

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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.