Home / 14,638.60-21,942.15-6,322.53

Finding the Fourth Proportional to 14,638.60, 21,942.15 and 6,322.53

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Solution

The fourth proportional to 14,638.60, 21,942.15 and 6,322.53 is: 9,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.60 : 21,942.15 = 6,322.53 : x
  2. Step 2: Convert to fraction form
    14,638.60/21,942.15 = 6,322.53/x
  3. Step 3: Cross multiply
    14,638.60x = 21,942.15 × 6,322.53
  4. Step 4: Simplify right side
    14,638.60x = 138,729,901.64
  5. Step 5: Solve for x
    x = 138,729,901.64/14,638.60
  6. Step 6: Final answer
    x = 9,476.99

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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.