Home / 27,370.62-37,780.86-16,043.76

Finding the Fourth Proportional to 27,370.62, 37,780.86 and 16,043.76

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Solution

The fourth proportional to 27,370.62, 37,780.86 and 16,043.76 is: 22,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,370.62 : 37,780.86 = 16,043.76 : x
  2. Step 2: Convert to fraction form
    27,370.62/37,780.86 = 16,043.76/x
  3. Step 3: Cross multiply
    27,370.62x = 37,780.86 × 16,043.76
  4. Step 4: Simplify right side
    27,370.62x = 606,147,050.43
  5. Step 5: Solve for x
    x = 606,147,050.43/27,370.62
  6. Step 6: Final answer
    x = 22,145.90

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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.