Home / 13,630.08-20,450.92-7,060.88

Finding the Fourth Proportional to 13,630.08, 20,450.92 and 7,060.88

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Solution

The fourth proportional to 13,630.08, 20,450.92 and 7,060.88 is: 10,594.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,630.08 : 20,450.92 = 7,060.88 : x
  2. Step 2: Convert to fraction form
    13,630.08/20,450.92 = 7,060.88/x
  3. Step 3: Cross multiply
    13,630.08x = 20,450.92 × 7,060.88
  4. Step 4: Simplify right side
    13,630.08x = 144,401,492.01
  5. Step 5: Solve for x
    x = 144,401,492.01/13,630.08
  6. Step 6: Final answer
    x = 10,594.32

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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.