Home / 13,000.24-19,500.66-4,235.83

Finding the Fourth Proportional to 13,000.24, 19,500.66 and 4,235.83

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Solution

The fourth proportional to 13,000.24, 19,500.66 and 4,235.83 is: 6,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000.24 : 19,500.66 = 4,235.83 : x
  2. Step 2: Convert to fraction form
    13,000.24/19,500.66 = 4,235.83/x
  3. Step 3: Cross multiply
    13,000.24x = 19,500.66 × 4,235.83
  4. Step 4: Simplify right side
    13,000.24x = 82,601,480.65
  5. Step 5: Solve for x
    x = 82,601,480.65/13,000.24
  6. Step 6: Final answer
    x = 6,353.84

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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.