Home / 19,814.39-27,297.90-13,836.59

Finding the Fourth Proportional to 19,814.39, 27,297.90 and 13,836.59

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Solution

The fourth proportional to 19,814.39, 27,297.90 and 13,836.59 is: 19,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.39 : 27,297.90 = 13,836.59 : x
  2. Step 2: Convert to fraction form
    19,814.39/27,297.90 = 13,836.59/x
  3. Step 3: Cross multiply
    19,814.39x = 27,297.90 × 13,836.59
  4. Step 4: Simplify right side
    19,814.39x = 377,709,713.67
  5. Step 5: Solve for x
    x = 377,709,713.67/19,814.39
  6. Step 6: Final answer
    x = 19,062.40

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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.