Home / 14,922.40-22,380.64-4,531.68

Finding the Fourth Proportional to 14,922.40, 22,380.64 and 4,531.68

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Solution

The fourth proportional to 14,922.40, 22,380.64 and 4,531.68 is: 6,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.40 : 22,380.64 = 4,531.68 : x
  2. Step 2: Convert to fraction form
    14,922.40/22,380.64 = 4,531.68/x
  3. Step 3: Cross multiply
    14,922.40x = 22,380.64 × 4,531.68
  4. Step 4: Simplify right side
    14,922.40x = 101,421,898.68
  5. Step 5: Solve for x
    x = 101,421,898.68/14,922.40
  6. Step 6: Final answer
    x = 6,796.62

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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.