Home / 14,240.56-21,360.04-3,851.52

Finding the Fourth Proportional to 14,240.56, 21,360.04 and 3,851.52

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Solution

The fourth proportional to 14,240.56, 21,360.04 and 3,851.52 is: 5,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.56 : 21,360.04 = 3,851.52 : x
  2. Step 2: Convert to fraction form
    14,240.56/21,360.04 = 3,851.52/x
  3. Step 3: Cross multiply
    14,240.56x = 21,360.04 × 3,851.52
  4. Step 4: Simplify right side
    14,240.56x = 82,268,621.26
  5. Step 5: Solve for x
    x = 82,268,621.26/14,240.56
  6. Step 6: Final answer
    x = 5,777.06

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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.