Home / 13,954.83-20,899.44-11,013.45

Finding the Fourth Proportional to 13,954.83, 20,899.44 and 11,013.45

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Solution

The fourth proportional to 13,954.83, 20,899.44 and 11,013.45 is: 16,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.83 : 20,899.44 = 11,013.45 : x
  2. Step 2: Convert to fraction form
    13,954.83/20,899.44 = 11,013.45/x
  3. Step 3: Cross multiply
    13,954.83x = 20,899.44 × 11,013.45
  4. Step 4: Simplify right side
    13,954.83x = 230,174,937.47
  5. Step 5: Solve for x
    x = 230,174,937.47/13,954.83
  6. Step 6: Final answer
    x = 16,494.28

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1.5x scale

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.