Home / 20,240.33-27,935.07-14,950.49

Finding the Fourth Proportional to 20,240.33, 27,935.07 and 14,950.49

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Solution

The fourth proportional to 20,240.33, 27,935.07 and 14,950.49 is: 20,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240.33 : 27,935.07 = 14,950.49 : x
  2. Step 2: Convert to fraction form
    20,240.33/27,935.07 = 14,950.49/x
  3. Step 3: Cross multiply
    20,240.33x = 27,935.07 × 14,950.49
  4. Step 4: Simplify right side
    20,240.33x = 417,642,984.68
  5. Step 5: Solve for x
    x = 417,642,984.68/20,240.33
  6. Step 6: Final answer
    x = 20,634.20

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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.