Home / 36,357.14-50,156.45-21,243

Finding the Fourth Proportional to 36,357.14, 50,156.45 and 21,243

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Solution

The fourth proportional to 36,357.14, 50,156.45 and 21,243 is: 29,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,357.14 : 50,156.45 = 21,243 : x
  2. Step 2: Convert to fraction form
    36,357.14/50,156.45 = 21,243/x
  3. Step 3: Cross multiply
    36,357.14x = 50,156.45 × 21,243
  4. Step 4: Simplify right side
    36,357.14x = 1,065,473,361.14
  5. Step 5: Solve for x
    x = 1,065,473,361.14/36,357.14
  6. Step 6: Final answer
    x = 29,305.76

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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.