Home / 27,986.10-41,974.89-9,266.89

Finding the Fourth Proportional to 27,986.10, 41,974.89 and 9,266.89

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Solution

The fourth proportional to 27,986.10, 41,974.89 and 9,266.89 is: 13,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,986.10 : 41,974.89 = 9,266.89 : x
  2. Step 2: Convert to fraction form
    27,986.10/41,974.89 = 9,266.89/x
  3. Step 3: Cross multiply
    27,986.10x = 41,974.89 × 9,266.89
  4. Step 4: Simplify right side
    27,986.10x = 388,976,688.39
  5. Step 5: Solve for x
    x = 388,976,688.39/27,986.10
  6. Step 6: Final answer
    x = 13,898.92

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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.