Home / 14,228.26-19,634.20-7,941.04

Finding the Fourth Proportional to 14,228.26, 19,634.20 and 7,941.04

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Solution

The fourth proportional to 14,228.26, 19,634.20 and 7,941.04 is: 10,958.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.26 : 19,634.20 = 7,941.04 : x
  2. Step 2: Convert to fraction form
    14,228.26/19,634.20 = 7,941.04/x
  3. Step 3: Cross multiply
    14,228.26x = 19,634.20 × 7,941.04
  4. Step 4: Simplify right side
    14,228.26x = 155,915,967.57
  5. Step 5: Solve for x
    x = 155,915,967.57/14,228.26
  6. Step 6: Final answer
    x = 10,958.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.