Home / 14,442.24-21,669.12-5,208.96

Finding the Fourth Proportional to 14,442.24, 21,669.12 and 5,208.96

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Solution

The fourth proportional to 14,442.24, 21,669.12 and 5,208.96 is: 7,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.24 : 21,669.12 = 5,208.96 : x
  2. Step 2: Convert to fraction form
    14,442.24/21,669.12 = 5,208.96/x
  3. Step 3: Cross multiply
    14,442.24x = 21,669.12 × 5,208.96
  4. Step 4: Simplify right side
    14,442.24x = 112,873,579.32
  5. Step 5: Solve for x
    x = 112,873,579.32/14,442.24
  6. Step 6: Final answer
    x = 7,815.52

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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.