Home / 14,005.53-21,004.11-11,534.22

Finding the Fourth Proportional to 14,005.53, 21,004.11 and 11,534.22

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Solution

The fourth proportional to 14,005.53, 21,004.11 and 11,534.22 is: 17,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005.53 : 21,004.11 = 11,534.22 : x
  2. Step 2: Convert to fraction form
    14,005.53/21,004.11 = 11,534.22/x
  3. Step 3: Cross multiply
    14,005.53x = 21,004.11 × 11,534.22
  4. Step 4: Simplify right side
    14,005.53x = 242,266,025.64
  5. Step 5: Solve for x
    x = 242,266,025.64/14,005.53
  6. Step 6: Final answer
    x = 17,297.88

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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.