Home / 20,714.67-28,597.06-16,167.58

Finding the Fourth Proportional to 20,714.67, 28,597.06 and 16,167.58

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Solution

The fourth proportional to 20,714.67, 28,597.06 and 16,167.58 is: 22,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,714.67 : 28,597.06 = 16,167.58 : x
  2. Step 2: Convert to fraction form
    20,714.67/28,597.06 = 16,167.58/x
  3. Step 3: Cross multiply
    20,714.67x = 28,597.06 × 16,167.58
  4. Step 4: Simplify right side
    20,714.67x = 462,345,143.40
  5. Step 5: Solve for x
    x = 462,345,143.40/20,714.67
  6. Step 6: Final answer
    x = 22,319.70

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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.