Home / 15,739.92-23,609.10-5,878.44

Finding the Fourth Proportional to 15,739.92, 23,609.10 and 5,878.44

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Solution

The fourth proportional to 15,739.92, 23,609.10 and 5,878.44 is: 8,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.92 : 23,609.10 = 5,878.44 : x
  2. Step 2: Convert to fraction form
    15,739.92/23,609.10 = 5,878.44/x
  3. Step 3: Cross multiply
    15,739.92x = 23,609.10 × 5,878.44
  4. Step 4: Simplify right side
    15,739.92x = 138,784,677.80
  5. Step 5: Solve for x
    x = 138,784,677.80/15,739.92
  6. Step 6: Final answer
    x = 8,817.37

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1.5x scale

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.