Home / 13,337.76-20,027.20-11,284.74

Finding the Fourth Proportional to 13,337.76, 20,027.20 and 11,284.74

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Solution

The fourth proportional to 13,337.76, 20,027.20 and 11,284.74 is: 16,944.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.76 : 20,027.20 = 11,284.74 : x
  2. Step 2: Convert to fraction form
    13,337.76/20,027.20 = 11,284.74/x
  3. Step 3: Cross multiply
    13,337.76x = 20,027.20 × 11,284.74
  4. Step 4: Simplify right side
    13,337.76x = 226,001,744.93
  5. Step 5: Solve for x
    x = 226,001,744.93/13,337.76
  6. Step 6: Final answer
    x = 16,944.51

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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.