Home / 14,151.02-21,224.21-4,790.88

Finding the Fourth Proportional to 14,151.02, 21,224.21 and 4,790.88

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Solution

The fourth proportional to 14,151.02, 21,224.21 and 4,790.88 is: 7,185.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.02 : 21,224.21 = 4,790.88 : x
  2. Step 2: Convert to fraction form
    14,151.02/21,224.21 = 4,790.88/x
  3. Step 3: Cross multiply
    14,151.02x = 21,224.21 × 4,790.88
  4. Step 4: Simplify right side
    14,151.02x = 101,682,619.25
  5. Step 5: Solve for x
    x = 101,682,619.25/14,151.02
  6. Step 6: Final answer
    x = 7,185.54

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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.