Home / 13,852.01-20,779.98-4,489.83

Finding the Fourth Proportional to 13,852.01, 20,779.98 and 4,489.83

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Solution

The fourth proportional to 13,852.01, 20,779.98 and 4,489.83 is: 6,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.01 : 20,779.98 = 4,489.83 : x
  2. Step 2: Convert to fraction form
    13,852.01/20,779.98 = 4,489.83/x
  3. Step 3: Cross multiply
    13,852.01x = 20,779.98 × 4,489.83
  4. Step 4: Simplify right side
    13,852.01x = 93,298,560.77
  5. Step 5: Solve for x
    x = 93,298,560.77/13,852.01
  6. Step 6: Final answer
    x = 6,735.38

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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.