Home / 27,103.56-37,404.39-15,166.86

Finding the Fourth Proportional to 27,103.56, 37,404.39 and 15,166.86

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Solution

The fourth proportional to 27,103.56, 37,404.39 and 15,166.86 is: 20,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,103.56 : 37,404.39 = 15,166.86 : x
  2. Step 2: Convert to fraction form
    27,103.56/37,404.39 = 15,166.86/x
  3. Step 3: Cross multiply
    27,103.56x = 37,404.39 × 15,166.86
  4. Step 4: Simplify right side
    27,103.56x = 567,307,146.52
  5. Step 5: Solve for x
    x = 567,307,146.52/27,103.56
  6. Step 6: Final answer
    x = 20,931.09

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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.