Home / 20,236.64-27,777.97-17,948.49

Finding the Fourth Proportional to 20,236.64, 27,777.97 and 17,948.49

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Solution

The fourth proportional to 20,236.64, 27,777.97 and 17,948.49 is: 24,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236.64 : 27,777.97 = 17,948.49 : x
  2. Step 2: Convert to fraction form
    20,236.64/27,777.97 = 17,948.49/x
  3. Step 3: Cross multiply
    20,236.64x = 27,777.97 × 17,948.49
  4. Step 4: Simplify right side
    20,236.64x = 498,572,535.03
  5. Step 5: Solve for x
    x = 498,572,535.03/20,236.64
  6. Step 6: Final answer
    x = 24,637.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.