Home / 15,714.34-23,579.20-7,394.02

Finding the Fourth Proportional to 15,714.34, 23,579.20 and 7,394.02

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Solution

The fourth proportional to 15,714.34, 23,579.20 and 7,394.02 is: 11,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,714.34 : 23,579.20 = 7,394.02 : x
  2. Step 2: Convert to fraction form
    15,714.34/23,579.20 = 7,394.02/x
  3. Step 3: Cross multiply
    15,714.34x = 23,579.20 × 7,394.02
  4. Step 4: Simplify right side
    15,714.34x = 174,345,076.38
  5. Step 5: Solve for x
    x = 174,345,076.38/15,714.34
  6. Step 6: Final answer
    x = 11,094.65

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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.