Home / 14,530.56-21,788.27-5,169.22

Finding the Fourth Proportional to 14,530.56, 21,788.27 and 5,169.22

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Solution

The fourth proportional to 14,530.56, 21,788.27 and 5,169.22 is: 7,751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530.56 : 21,788.27 = 5,169.22 : x
  2. Step 2: Convert to fraction form
    14,530.56/21,788.27 = 5,169.22/x
  3. Step 3: Cross multiply
    14,530.56x = 21,788.27 × 5,169.22
  4. Step 4: Simplify right side
    14,530.56x = 112,628,361.05
  5. Step 5: Solve for x
    x = 112,628,361.05/14,530.56
  6. Step 6: Final answer
    x = 7,751.14

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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.