Home / 14,131.06-21,174.51-5,361.22

Finding the Fourth Proportional to 14,131.06, 21,174.51 and 5,361.22

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Solution

The fourth proportional to 14,131.06, 21,174.51 and 5,361.22 is: 8,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131.06 : 21,174.51 = 5,361.22 : x
  2. Step 2: Convert to fraction form
    14,131.06/21,174.51 = 5,361.22/x
  3. Step 3: Cross multiply
    14,131.06x = 21,174.51 × 5,361.22
  4. Step 4: Simplify right side
    14,131.06x = 113,521,206.50
  5. Step 5: Solve for x
    x = 113,521,206.50/14,131.06
  6. Step 6: Final answer
    x = 8,033.45

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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.