Home / 19,337.44-26,687.36-11,781.92

Finding the Fourth Proportional to 19,337.44, 26,687.36 and 11,781.92

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Solution

The fourth proportional to 19,337.44, 26,687.36 and 11,781.92 is: 16,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.44 : 26,687.36 = 11,781.92 : x
  2. Step 2: Convert to fraction form
    19,337.44/26,687.36 = 11,781.92/x
  3. Step 3: Cross multiply
    19,337.44x = 26,687.36 × 11,781.92
  4. Step 4: Simplify right side
    19,337.44x = 314,428,340.53
  5. Step 5: Solve for x
    x = 314,428,340.53/19,337.44
  6. Step 6: Final answer
    x = 16,260.08

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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.