Home / 14,591.28-21,884.28-4,729.20

Finding the Fourth Proportional to 14,591.28, 21,884.28 and 4,729.20

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Solution

The fourth proportional to 14,591.28, 21,884.28 and 4,729.20 is: 7,092.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.28 : 21,884.28 = 4,729.20 : x
  2. Step 2: Convert to fraction form
    14,591.28/21,884.28 = 4,729.20/x
  3. Step 3: Cross multiply
    14,591.28x = 21,884.28 × 4,729.20
  4. Step 4: Simplify right side
    14,591.28x = 103,495,136.98
  5. Step 5: Solve for x
    x = 103,495,136.98/14,591.28
  6. Step 6: Final answer
    x = 7,092.94

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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.