Home / 19,936.94-27,490.13-14,892.63

Finding the Fourth Proportional to 19,936.94, 27,490.13 and 14,892.63

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Solution

The fourth proportional to 19,936.94, 27,490.13 and 14,892.63 is: 20,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.94 : 27,490.13 = 14,892.63 : x
  2. Step 2: Convert to fraction form
    19,936.94/27,490.13 = 14,892.63/x
  3. Step 3: Cross multiply
    19,936.94x = 27,490.13 × 14,892.63
  4. Step 4: Simplify right side
    19,936.94x = 409,400,528.76
  5. Step 5: Solve for x
    x = 409,400,528.76/19,936.94
  6. Step 6: Final answer
    x = 20,534.78

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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.