Home / 13,933.52-20,898.12-4,070.48

Finding the Fourth Proportional to 13,933.52, 20,898.12 and 4,070.48

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Solution

The fourth proportional to 13,933.52, 20,898.12 and 4,070.48 is: 6,105.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.52 : 20,898.12 = 4,070.48 : x
  2. Step 2: Convert to fraction form
    13,933.52/20,898.12 = 4,070.48/x
  3. Step 3: Cross multiply
    13,933.52x = 20,898.12 × 4,070.48
  4. Step 4: Simplify right side
    13,933.52x = 85,065,379.50
  5. Step 5: Solve for x
    x = 85,065,379.50/13,933.52
  6. Step 6: Final answer
    x = 6,105.09

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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.