Home / 37,269.69-55,892.68-12,305.09

Finding the Fourth Proportional to 37,269.69, 55,892.68 and 12,305.09

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Solution

The fourth proportional to 37,269.69, 55,892.68 and 12,305.09 is: 18,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,269.69 : 55,892.68 = 12,305.09 : x
  2. Step 2: Convert to fraction form
    37,269.69/55,892.68 = 12,305.09/x
  3. Step 3: Cross multiply
    37,269.69x = 55,892.68 × 12,305.09
  4. Step 4: Simplify right side
    37,269.69x = 687,764,457.74
  5. Step 5: Solve for x
    x = 687,764,457.74/37,269.69
  6. Step 6: Final answer
    x = 18,453.72

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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.