Home / 13,529.64-20,296.70-4,169.67

Finding the Fourth Proportional to 13,529.64, 20,296.70 and 4,169.67

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Solution

The fourth proportional to 13,529.64, 20,296.70 and 4,169.67 is: 6,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.64 : 20,296.70 = 4,169.67 : x
  2. Step 2: Convert to fraction form
    13,529.64/20,296.70 = 4,169.67/x
  3. Step 3: Cross multiply
    13,529.64x = 20,296.70 × 4,169.67
  4. Step 4: Simplify right side
    13,529.64x = 84,630,520.24
  5. Step 5: Solve for x
    x = 84,630,520.24/13,529.64
  6. Step 6: Final answer
    x = 6,255.19

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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.