Home / 36,474.16-54,713.92-13,100.80

Finding the Fourth Proportional to 36,474.16, 54,713.92 and 13,100.80

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Solution

The fourth proportional to 36,474.16, 54,713.92 and 13,100.80 is: 19,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,474.16 : 54,713.92 = 13,100.80 : x
  2. Step 2: Convert to fraction form
    36,474.16/54,713.92 = 13,100.80/x
  3. Step 3: Cross multiply
    36,474.16x = 54,713.92 × 13,100.80
  4. Step 4: Simplify right side
    36,474.16x = 716,796,123.14
  5. Step 5: Solve for x
    x = 716,796,123.14/36,474.16
  6. Step 6: Final answer
    x = 19,652.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.