Home / 27,621.67-41,439.47-7,901.89

Finding the Fourth Proportional to 27,621.67, 41,439.47 and 7,901.89

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Solution

The fourth proportional to 27,621.67, 41,439.47 and 7,901.89 is: 11,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,621.67 : 41,439.47 = 7,901.89 : x
  2. Step 2: Convert to fraction form
    27,621.67/41,439.47 = 7,901.89/x
  3. Step 3: Cross multiply
    27,621.67x = 41,439.47 × 7,901.89
  4. Step 4: Simplify right side
    27,621.67x = 327,450,133.60
  5. Step 5: Solve for x
    x = 327,450,133.60/27,621.67
  6. Step 6: Final answer
    x = 11,854.83

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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.