Home / 14,551.30-21,789.87-9,605.85

Finding the Fourth Proportional to 14,551.30, 21,789.87 and 9,605.85

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Solution

The fourth proportional to 14,551.30, 21,789.87 and 9,605.85 is: 14,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.30 : 21,789.87 = 9,605.85 : x
  2. Step 2: Convert to fraction form
    14,551.30/21,789.87 = 9,605.85/x
  3. Step 3: Cross multiply
    14,551.30x = 21,789.87 × 9,605.85
  4. Step 4: Simplify right side
    14,551.30x = 209,310,113.79
  5. Step 5: Solve for x
    x = 209,310,113.79/14,551.30
  6. Step 6: Final answer
    x = 14,384.29

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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.