Home / 14,621.15-21,932.94-5,851.28

Finding the Fourth Proportional to 14,621.15, 21,932.94 and 5,851.28

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Solution

The fourth proportional to 14,621.15, 21,932.94 and 5,851.28 is: 8,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.15 : 21,932.94 = 5,851.28 : x
  2. Step 2: Convert to fraction form
    14,621.15/21,932.94 = 5,851.28/x
  3. Step 3: Cross multiply
    14,621.15x = 21,932.94 × 5,851.28
  4. Step 4: Simplify right side
    14,621.15x = 128,335,773.16
  5. Step 5: Solve for x
    x = 128,335,773.16/14,621.15
  6. Step 6: Final answer
    x = 8,777.41

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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.