Home / 13,472.06-20,212.96-6,901.34

Finding the Fourth Proportional to 13,472.06, 20,212.96 and 6,901.34

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Solution

The fourth proportional to 13,472.06, 20,212.96 and 6,901.34 is: 10,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.06 : 20,212.96 = 6,901.34 : x
  2. Step 2: Convert to fraction form
    13,472.06/20,212.96 = 6,901.34/x
  3. Step 3: Cross multiply
    13,472.06x = 20,212.96 × 6,901.34
  4. Step 4: Simplify right side
    13,472.06x = 139,496,509.37
  5. Step 5: Solve for x
    x = 139,496,509.37/13,472.06
  6. Step 6: Final answer
    x = 10,354.50

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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.