Home / 14,714.65-20,306.15-8,668.41

Finding the Fourth Proportional to 14,714.65, 20,306.15 and 8,668.41

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Solution

The fourth proportional to 14,714.65, 20,306.15 and 8,668.41 is: 11,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,714.65 : 20,306.15 = 8,668.41 : x
  2. Step 2: Convert to fraction form
    14,714.65/20,306.15 = 8,668.41/x
  3. Step 3: Cross multiply
    14,714.65x = 20,306.15 × 8,668.41
  4. Step 4: Simplify right side
    14,714.65x = 176,022,004.63
  5. Step 5: Solve for x
    x = 176,022,004.63/14,714.65
  6. Step 6: Final answer
    x = 11,962.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.