Home / 13,193.59-19,790.30-3,332.87

Finding the Fourth Proportional to 13,193.59, 19,790.30 and 3,332.87

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Solution

The fourth proportional to 13,193.59, 19,790.30 and 3,332.87 is: 4,999.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193.59 : 19,790.30 = 3,332.87 : x
  2. Step 2: Convert to fraction form
    13,193.59/19,790.30 = 3,332.87/x
  3. Step 3: Cross multiply
    13,193.59x = 19,790.30 × 3,332.87
  4. Step 4: Simplify right side
    13,193.59x = 65,958,464.42
  5. Step 5: Solve for x
    x = 65,958,464.42/13,193.59
  6. Step 6: Final answer
    x = 4,999.28

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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.