Home / 14,514.03-21,763.76-6,728.31

Finding the Fourth Proportional to 14,514.03, 21,763.76 and 6,728.31

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Solution

The fourth proportional to 14,514.03, 21,763.76 and 6,728.31 is: 10,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.03 : 21,763.76 = 6,728.31 : x
  2. Step 2: Convert to fraction form
    14,514.03/21,763.76 = 6,728.31/x
  3. Step 3: Cross multiply
    14,514.03x = 21,763.76 × 6,728.31
  4. Step 4: Simplify right side
    14,514.03x = 146,433,290.40
  5. Step 5: Solve for x
    x = 146,433,290.40/14,514.03
  6. Step 6: Final answer
    x = 10,089.09

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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.