Home / 14,213.07-21,292.27-7,954.13

Finding the Fourth Proportional to 14,213.07, 21,292.27 and 7,954.13

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Solution

The fourth proportional to 14,213.07, 21,292.27 and 7,954.13 is: 11,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.07 : 21,292.27 = 7,954.13 : x
  2. Step 2: Convert to fraction form
    14,213.07/21,292.27 = 7,954.13/x
  3. Step 3: Cross multiply
    14,213.07x = 21,292.27 × 7,954.13
  4. Step 4: Simplify right side
    14,213.07x = 169,361,516.92
  5. Step 5: Solve for x
    x = 169,361,516.92/14,213.07
  6. Step 6: Final answer
    x = 11,915.90

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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.