Home / 45,151.87-67,685.90-16,673.09

Finding the Fourth Proportional to 45,151.87, 67,685.90 and 16,673.09

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Solution

The fourth proportional to 45,151.87, 67,685.90 and 16,673.09 is: 24,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,151.87 : 67,685.90 = 16,673.09 : x
  2. Step 2: Convert to fraction form
    45,151.87/67,685.90 = 16,673.09/x
  3. Step 3: Cross multiply
    45,151.87x = 67,685.90 × 16,673.09
  4. Step 4: Simplify right side
    45,151.87x = 1,128,533,202.05
  5. Step 5: Solve for x
    x = 1,128,533,202.05/45,151.87
  6. Step 6: Final answer
    x = 24,994.16

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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.