Home / 15,944.60-22,003.44-8,774.94

Finding the Fourth Proportional to 15,944.60, 22,003.44 and 8,774.94

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Solution

The fourth proportional to 15,944.60, 22,003.44 and 8,774.94 is: 12,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944.60 : 22,003.44 = 8,774.94 : x
  2. Step 2: Convert to fraction form
    15,944.60/22,003.44 = 8,774.94/x
  3. Step 3: Cross multiply
    15,944.60x = 22,003.44 × 8,774.94
  4. Step 4: Simplify right side
    15,944.60x = 193,078,865.79
  5. Step 5: Solve for x
    x = 193,078,865.79/15,944.60
  6. Step 6: Final answer
    x = 12,109.36

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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.