Home / 14,674.30-21,972.57-8,822.86

Finding the Fourth Proportional to 14,674.30, 21,972.57 and 8,822.86

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Solution

The fourth proportional to 14,674.30, 21,972.57 and 8,822.86 is: 13,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.30 : 21,972.57 = 8,822.86 : x
  2. Step 2: Convert to fraction form
    14,674.30/21,972.57 = 8,822.86/x
  3. Step 3: Cross multiply
    14,674.30x = 21,972.57 × 8,822.86
  4. Step 4: Simplify right side
    14,674.30x = 193,860,908.95
  5. Step 5: Solve for x
    x = 193,860,908.95/14,674.30
  6. Step 6: Final answer
    x = 13,210.91

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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.