Home / 37,920.11-56,855.86-15,748.79

Finding the Fourth Proportional to 37,920.11, 56,855.86 and 15,748.79

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Solution

The fourth proportional to 37,920.11, 56,855.86 and 15,748.79 is: 23,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.11 : 56,855.86 = 15,748.79 : x
  2. Step 2: Convert to fraction form
    37,920.11/56,855.86 = 15,748.79/x
  3. Step 3: Cross multiply
    37,920.11x = 56,855.86 × 15,748.79
  4. Step 4: Simplify right side
    37,920.11x = 895,410,999.41
  5. Step 5: Solve for x
    x = 895,410,999.41/37,920.11
  6. Step 6: Final answer
    x = 23,613.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.