Home / 17,714.28-24,425.43-13,230.46

Finding the Fourth Proportional to 17,714.28, 24,425.43 and 13,230.46

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Solution

The fourth proportional to 17,714.28, 24,425.43 and 13,230.46 is: 18,242.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,714.28 : 24,425.43 = 13,230.46 : x
  2. Step 2: Convert to fraction form
    17,714.28/24,425.43 = 13,230.46/x
  3. Step 3: Cross multiply
    17,714.28x = 24,425.43 × 13,230.46
  4. Step 4: Simplify right side
    17,714.28x = 323,159,729.94
  5. Step 5: Solve for x
    x = 323,159,729.94/17,714.28
  6. Step 6: Final answer
    x = 18,242.89

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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.