Home / 13,934.22-19,229.26-7,646.64

Finding the Fourth Proportional to 13,934.22, 19,229.26 and 7,646.64

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Solution

The fourth proportional to 13,934.22, 19,229.26 and 7,646.64 is: 10,552.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.22 : 19,229.26 = 7,646.64 : x
  2. Step 2: Convert to fraction form
    13,934.22/19,229.26 = 7,646.64/x
  3. Step 3: Cross multiply
    13,934.22x = 19,229.26 × 7,646.64
  4. Step 4: Simplify right side
    13,934.22x = 147,039,228.69
  5. Step 5: Solve for x
    x = 147,039,228.69/13,934.22
  6. Step 6: Final answer
    x = 10,552.38

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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.