Home / 14,000.80-20,989.04-5,233.36

Finding the Fourth Proportional to 14,000.80, 20,989.04 and 5,233.36

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Solution

The fourth proportional to 14,000.80, 20,989.04 and 5,233.36 is: 7,845.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.80 : 20,989.04 = 5,233.36 : x
  2. Step 2: Convert to fraction form
    14,000.80/20,989.04 = 5,233.36/x
  3. Step 3: Cross multiply
    14,000.80x = 20,989.04 × 5,233.36
  4. Step 4: Simplify right side
    14,000.80x = 109,843,202.37
  5. Step 5: Solve for x
    x = 109,843,202.37/14,000.80
  6. Step 6: Final answer
    x = 7,845.49

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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.