Home / 27,951.21-41,915.54-11,308.17

Finding the Fourth Proportional to 27,951.21, 41,915.54 and 11,308.17

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Solution

The fourth proportional to 27,951.21, 41,915.54 and 11,308.17 is: 16,957.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.21 : 41,915.54 = 11,308.17 : x
  2. Step 2: Convert to fraction form
    27,951.21/41,915.54 = 11,308.17/x
  3. Step 3: Cross multiply
    27,951.21x = 41,915.54 × 11,308.17
  4. Step 4: Simplify right side
    27,951.21x = 473,987,995.42
  5. Step 5: Solve for x
    x = 473,987,995.42/27,951.21
  6. Step 6: Final answer
    x = 16,957.69

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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.