Home / 14,205.60-21,302.64-4,966.56

Finding the Fourth Proportional to 14,205.60, 21,302.64 and 4,966.56

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Solution

The fourth proportional to 14,205.60, 21,302.64 and 4,966.56 is: 7,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.60 : 21,302.64 = 4,966.56 : x
  2. Step 2: Convert to fraction form
    14,205.60/21,302.64 = 4,966.56/x
  3. Step 3: Cross multiply
    14,205.60x = 21,302.64 × 4,966.56
  4. Step 4: Simplify right side
    14,205.60x = 105,800,839.72
  5. Step 5: Solve for x
    x = 105,800,839.72/14,205.60
  6. Step 6: Final answer
    x = 7,447.83

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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.