Home / 14,783.24-22,178.40-4,922.61

Finding the Fourth Proportional to 14,783.24, 22,178.40 and 4,922.61

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Solution

The fourth proportional to 14,783.24, 22,178.40 and 4,922.61 is: 7,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.24 : 22,178.40 = 4,922.61 : x
  2. Step 2: Convert to fraction form
    14,783.24/22,178.40 = 4,922.61/x
  3. Step 3: Cross multiply
    14,783.24x = 22,178.40 × 4,922.61
  4. Step 4: Simplify right side
    14,783.24x = 109,175,613.62
  5. Step 5: Solve for x
    x = 109,175,613.62/14,783.24
  6. Step 6: Final answer
    x = 7,385.09

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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.