Home / 14,114.48-21,167.39-9,759.92

Finding the Fourth Proportional to 14,114.48, 21,167.39 and 9,759.92

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Solution

The fourth proportional to 14,114.48, 21,167.39 and 9,759.92 is: 14,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.48 : 21,167.39 = 9,759.92 : x
  2. Step 2: Convert to fraction form
    14,114.48/21,167.39 = 9,759.92/x
  3. Step 3: Cross multiply
    14,114.48x = 21,167.39 × 9,759.92
  4. Step 4: Simplify right side
    14,114.48x = 206,592,033.01
  5. Step 5: Solve for x
    x = 206,592,033.01/14,114.48
  6. Step 6: Final answer
    x = 14,636.89

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1.5x scale

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.