Home / 27,085.71-37,380.23-15,152.89

Finding the Fourth Proportional to 27,085.71, 37,380.23 and 15,152.89

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Solution

The fourth proportional to 27,085.71, 37,380.23 and 15,152.89 is: 20,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.71 : 37,380.23 = 15,152.89 : x
  2. Step 2: Convert to fraction form
    27,085.71/37,380.23 = 15,152.89/x
  3. Step 3: Cross multiply
    27,085.71x = 37,380.23 × 15,152.89
  4. Step 4: Simplify right side
    27,085.71x = 566,418,556.30
  5. Step 5: Solve for x
    x = 566,418,556.30/27,085.71
  6. Step 6: Final answer
    x = 20,912.08

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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.