Home / 15,808.20-23,712.06-4,714.80

Finding the Fourth Proportional to 15,808.20, 23,712.06 and 4,714.80

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Solution

The fourth proportional to 15,808.20, 23,712.06 and 4,714.80 is: 7,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.20 : 23,712.06 = 4,714.80 : x
  2. Step 2: Convert to fraction form
    15,808.20/23,712.06 = 4,714.80/x
  3. Step 3: Cross multiply
    15,808.20x = 23,712.06 × 4,714.80
  4. Step 4: Simplify right side
    15,808.20x = 111,797,620.49
  5. Step 5: Solve for x
    x = 111,797,620.49/15,808.20
  6. Step 6: Final answer
    x = 7,072.13

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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.