Home / 19,190.48-26,475.83-11,631.36

Finding the Fourth Proportional to 19,190.48, 26,475.83 and 11,631.36

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Solution

The fourth proportional to 19,190.48, 26,475.83 and 11,631.36 is: 16,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.48 : 26,475.83 = 11,631.36 : x
  2. Step 2: Convert to fraction form
    19,190.48/26,475.83 = 11,631.36/x
  3. Step 3: Cross multiply
    19,190.48x = 26,475.83 × 11,631.36
  4. Step 4: Simplify right side
    19,190.48x = 307,949,910.03
  5. Step 5: Solve for x
    x = 307,949,910.03/19,190.48
  6. Step 6: Final answer
    x = 16,047.01

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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.