Home / 14,179.02-21,268.53-3,790.50

Finding the Fourth Proportional to 14,179.02, 21,268.53 and 3,790.50

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Solution

The fourth proportional to 14,179.02, 21,268.53 and 3,790.50 is: 5,685.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.02 : 21,268.53 = 3,790.50 : x
  2. Step 2: Convert to fraction form
    14,179.02/21,268.53 = 3,790.50/x
  3. Step 3: Cross multiply
    14,179.02x = 21,268.53 × 3,790.50
  4. Step 4: Simplify right side
    14,179.02x = 80,618,362.97
  5. Step 5: Solve for x
    x = 80,618,362.97/14,179.02
  6. Step 6: Final answer
    x = 5,685.75

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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.