Home / 19,338.62-26,687.26-11,784.98

Finding the Fourth Proportional to 19,338.62, 26,687.26 and 11,784.98

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Solution

The fourth proportional to 19,338.62, 26,687.26 and 11,784.98 is: 16,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.62 : 26,687.26 = 11,784.98 : x
  2. Step 2: Convert to fraction form
    19,338.62/26,687.26 = 11,784.98/x
  3. Step 3: Cross multiply
    19,338.62x = 26,687.26 × 11,784.98
  4. Step 4: Simplify right side
    19,338.62x = 314,508,662.46
  5. Step 5: Solve for x
    x = 314,508,662.46/19,338.62
  6. Step 6: Final answer
    x = 16,263.25

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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.