Home / 27,100.85-37,399.17-15,166.99

Finding the Fourth Proportional to 27,100.85, 37,399.17 and 15,166.99

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Solution

The fourth proportional to 27,100.85, 37,399.17 and 15,166.99 is: 20,930.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.85 : 37,399.17 = 15,166.99 : x
  2. Step 2: Convert to fraction form
    27,100.85/37,399.17 = 15,166.99/x
  3. Step 3: Cross multiply
    27,100.85x = 37,399.17 × 15,166.99
  4. Step 4: Simplify right side
    27,100.85x = 567,232,837.40
  5. Step 5: Solve for x
    x = 567,232,837.40/27,100.85
  6. Step 6: Final answer
    x = 20,930.44

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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.