Home / 27,419.39-37,839.44-16,814.87

Finding the Fourth Proportional to 27,419.39, 37,839.44 and 16,814.87

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Solution

The fourth proportional to 27,419.39, 37,839.44 and 16,814.87 is: 23,204.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.39 : 37,839.44 = 16,814.87 : x
  2. Step 2: Convert to fraction form
    27,419.39/37,839.44 = 16,814.87/x
  3. Step 3: Cross multiply
    27,419.39x = 37,839.44 × 16,814.87
  4. Step 4: Simplify right side
    27,419.39x = 636,265,117.31
  5. Step 5: Solve for x
    x = 636,265,117.31/27,419.39
  6. Step 6: Final answer
    x = 23,204.94

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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.