Home / 14,815.88-22,224.63-4,428.44

Finding the Fourth Proportional to 14,815.88, 22,224.63 and 4,428.44

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Solution

The fourth proportional to 14,815.88, 22,224.63 and 4,428.44 is: 6,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815.88 : 22,224.63 = 4,428.44 : x
  2. Step 2: Convert to fraction form
    14,815.88/22,224.63 = 4,428.44/x
  3. Step 3: Cross multiply
    14,815.88x = 22,224.63 × 4,428.44
  4. Step 4: Simplify right side
    14,815.88x = 98,420,307.21
  5. Step 5: Solve for x
    x = 98,420,307.21/14,815.88
  6. Step 6: Final answer
    x = 6,642.90

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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.