Home / 14,282.12-19,708.89-8,232.38

Finding the Fourth Proportional to 14,282.12, 19,708.89 and 8,232.38

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Solution

The fourth proportional to 14,282.12, 19,708.89 and 8,232.38 is: 11,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.12 : 19,708.89 = 8,232.38 : x
  2. Step 2: Convert to fraction form
    14,282.12/19,708.89 = 8,232.38/x
  3. Step 3: Cross multiply
    14,282.12x = 19,708.89 × 8,232.38
  4. Step 4: Simplify right side
    14,282.12x = 162,251,071.86
  5. Step 5: Solve for x
    x = 162,251,071.86/14,282.12
  6. Step 6: Final answer
    x = 11,360.43

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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.