Home / 16,556.37-22,856.25-12,771.03

Finding the Fourth Proportional to 16,556.37, 22,856.25 and 12,771.03

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Solution

The fourth proportional to 16,556.37, 22,856.25 and 12,771.03 is: 17,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.37 : 22,856.25 = 12,771.03 : x
  2. Step 2: Convert to fraction form
    16,556.37/22,856.25 = 12,771.03/x
  3. Step 3: Cross multiply
    16,556.37x = 22,856.25 × 12,771.03
  4. Step 4: Simplify right side
    16,556.37x = 291,897,952.12
  5. Step 5: Solve for x
    x = 291,897,952.12/16,556.37
  6. Step 6: Final answer
    x = 17,630.56

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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.