Home / 14,223.30-21,327.94-4,360.20

Finding the Fourth Proportional to 14,223.30, 21,327.94 and 4,360.20

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Solution

The fourth proportional to 14,223.30, 21,327.94 and 4,360.20 is: 6,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.30 : 21,327.94 = 4,360.20 : x
  2. Step 2: Convert to fraction form
    14,223.30/21,327.94 = 4,360.20/x
  3. Step 3: Cross multiply
    14,223.30x = 21,327.94 × 4,360.20
  4. Step 4: Simplify right side
    14,223.30x = 92,994,083.99
  5. Step 5: Solve for x
    x = 92,994,083.99/14,223.30
  6. Step 6: Final answer
    x = 6,538.15

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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.