Home / 36,476.16-54,716.92-13,102.80

Finding the Fourth Proportional to 36,476.16, 54,716.92 and 13,102.80

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Solution

The fourth proportional to 36,476.16, 54,716.92 and 13,102.80 is: 19,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,476.16 : 54,716.92 = 13,102.80 : x
  2. Step 2: Convert to fraction form
    36,476.16/54,716.92 = 13,102.80/x
  3. Step 3: Cross multiply
    36,476.16x = 54,716.92 × 13,102.80
  4. Step 4: Simplify right side
    36,476.16x = 716,944,859.38
  5. Step 5: Solve for x
    x = 716,944,859.38/36,476.16
  6. Step 6: Final answer
    x = 19,655.16

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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.