Home / 14,000.77-20,998.72-5,233.87

Finding the Fourth Proportional to 14,000.77, 20,998.72 and 5,233.87

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Solution

The fourth proportional to 14,000.77, 20,998.72 and 5,233.87 is: 7,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.77 : 20,998.72 = 5,233.87 : x
  2. Step 2: Convert to fraction form
    14,000.77/20,998.72 = 5,233.87/x
  3. Step 3: Cross multiply
    14,000.77x = 20,998.72 × 5,233.87
  4. Step 4: Simplify right side
    14,000.77x = 109,904,570.65
  5. Step 5: Solve for x
    x = 109,904,570.65/14,000.77
  6. Step 6: Final answer
    x = 7,849.89

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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.