Home / 27,981.59-41,963.67-9,257.42

Finding the Fourth Proportional to 27,981.59, 41,963.67 and 9,257.42

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Solution

The fourth proportional to 27,981.59, 41,963.67 and 9,257.42 is: 13,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.59 : 41,963.67 = 9,257.42 : x
  2. Step 2: Convert to fraction form
    27,981.59/41,963.67 = 9,257.42/x
  3. Step 3: Cross multiply
    27,981.59x = 41,963.67 × 9,257.42
  4. Step 4: Simplify right side
    27,981.59x = 388,475,108.11
  5. Step 5: Solve for x
    x = 388,475,108.11/27,981.59
  6. Step 6: Final answer
    x = 13,883.24

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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.