Home / 14,607.87-20,168.10-11,244.36

Finding the Fourth Proportional to 14,607.87, 20,168.10 and 11,244.36

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Solution

The fourth proportional to 14,607.87, 20,168.10 and 11,244.36 is: 15,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607.87 : 20,168.10 = 11,244.36 : x
  2. Step 2: Convert to fraction form
    14,607.87/20,168.10 = 11,244.36/x
  3. Step 3: Cross multiply
    14,607.87x = 20,168.10 × 11,244.36
  4. Step 4: Simplify right side
    14,607.87x = 226,777,376.92
  5. Step 5: Solve for x
    x = 226,777,376.92/14,607.87
  6. Step 6: Final answer
    x = 15,524.33

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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.