Home / 49,453.81-74,179.67-12,014.06

Finding the Fourth Proportional to 49,453.81, 74,179.67 and 12,014.06

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Solution

The fourth proportional to 49,453.81, 74,179.67 and 12,014.06 is: 18,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,453.81 : 74,179.67 = 12,014.06 : x
  2. Step 2: Convert to fraction form
    49,453.81/74,179.67 = 12,014.06/x
  3. Step 3: Cross multiply
    49,453.81x = 74,179.67 × 12,014.06
  4. Step 4: Simplify right side
    49,453.81x = 891,198,575.19
  5. Step 5: Solve for x
    x = 891,198,575.19/49,453.81
  6. Step 6: Final answer
    x = 18,020.83

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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.