Home / 14,117.11-21,168.09-4,754.03

Finding the Fourth Proportional to 14,117.11, 21,168.09 and 4,754.03

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Solution

The fourth proportional to 14,117.11, 21,168.09 and 4,754.03 is: 7,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.11 : 21,168.09 = 4,754.03 : x
  2. Step 2: Convert to fraction form
    14,117.11/21,168.09 = 4,754.03/x
  3. Step 3: Cross multiply
    14,117.11x = 21,168.09 × 4,754.03
  4. Step 4: Simplify right side
    14,117.11x = 100,633,629.06
  5. Step 5: Solve for x
    x = 100,633,629.06/14,117.11
  6. Step 6: Final answer
    x = 7,128.49

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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.