Home / 13,205.73-19,810.35-4,438.83

Finding the Fourth Proportional to 13,205.73, 19,810.35 and 4,438.83

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Solution

The fourth proportional to 13,205.73, 19,810.35 and 4,438.83 is: 6,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.73 : 19,810.35 = 4,438.83 : x
  2. Step 2: Convert to fraction form
    13,205.73/19,810.35 = 4,438.83/x
  3. Step 3: Cross multiply
    13,205.73x = 19,810.35 × 4,438.83
  4. Step 4: Simplify right side
    13,205.73x = 87,934,775.89
  5. Step 5: Solve for x
    x = 87,934,775.89/13,205.73
  6. Step 6: Final answer
    x = 6,658.83

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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.