Home / 27,069.39-37,360.58-15,742.49

Finding the Fourth Proportional to 27,069.39, 37,360.58 and 15,742.49

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Solution

The fourth proportional to 27,069.39, 37,360.58 and 15,742.49 is: 21,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,069.39 : 37,360.58 = 15,742.49 : x
  2. Step 2: Convert to fraction form
    27,069.39/37,360.58 = 15,742.49/x
  3. Step 3: Cross multiply
    27,069.39x = 37,360.58 × 15,742.49
  4. Step 4: Simplify right side
    27,069.39x = 588,148,291.53
  5. Step 5: Solve for x
    x = 588,148,291.53/27,069.39
  6. Step 6: Final answer
    x = 21,727.43

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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.