Home / 14,784.48-22,179.64-5,424.58

Finding the Fourth Proportional to 14,784.48, 22,179.64 and 5,424.58

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Solution

The fourth proportional to 14,784.48, 22,179.64 and 5,424.58 is: 8,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.48 : 22,179.64 = 5,424.58 : x
  2. Step 2: Convert to fraction form
    14,784.48/22,179.64 = 5,424.58/x
  3. Step 3: Cross multiply
    14,784.48x = 22,179.64 × 5,424.58
  4. Step 4: Simplify right side
    14,784.48x = 120,315,120.65
  5. Step 5: Solve for x
    x = 120,315,120.65/14,784.48
  6. Step 6: Final answer
    x = 8,137.93

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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.