Home / 14,519.70-21,748.23-9,813.87

Finding the Fourth Proportional to 14,519.70, 21,748.23 and 9,813.87

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Solution

The fourth proportional to 14,519.70, 21,748.23 and 9,813.87 is: 14,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.70 : 21,748.23 = 9,813.87 : x
  2. Step 2: Convert to fraction form
    14,519.70/21,748.23 = 9,813.87/x
  3. Step 3: Cross multiply
    14,519.70x = 21,748.23 × 9,813.87
  4. Step 4: Simplify right side
    14,519.70x = 213,434,301.95
  5. Step 5: Solve for x
    x = 213,434,301.95/14,519.70
  6. Step 6: Final answer
    x = 14,699.64

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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.