Home / 45,044.14-67,575.78-13,453.86

Finding the Fourth Proportional to 45,044.14, 67,575.78 and 13,453.86

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Solution

The fourth proportional to 45,044.14, 67,575.78 and 13,453.86 is: 20,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,044.14 : 67,575.78 = 13,453.86 : x
  2. Step 2: Convert to fraction form
    45,044.14/67,575.78 = 13,453.86/x
  3. Step 3: Cross multiply
    45,044.14x = 67,575.78 × 13,453.86
  4. Step 4: Simplify right side
    45,044.14x = 909,155,083.51
  5. Step 5: Solve for x
    x = 909,155,083.51/45,044.14
  6. Step 6: Final answer
    x = 20,183.65

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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.