Home / 17,856.10-24,662.44-11,877.09

Finding the Fourth Proportional to 17,856.10, 24,662.44 and 11,877.09

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Solution

The fourth proportional to 17,856.10, 24,662.44 and 11,877.09 is: 16,404.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.10 : 24,662.44 = 11,877.09 : x
  2. Step 2: Convert to fraction form
    17,856.10/24,662.44 = 11,877.09/x
  3. Step 3: Cross multiply
    17,856.10x = 24,662.44 × 11,877.09
  4. Step 4: Simplify right side
    17,856.10x = 292,918,019.50
  5. Step 5: Solve for x
    x = 292,918,019.50/17,856.10
  6. Step 6: Final answer
    x = 16,404.37

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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.