Home / 14,213.22-19,595.16-9,958.56

Finding the Fourth Proportional to 14,213.22, 19,595.16 and 9,958.56

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Solution

The fourth proportional to 14,213.22, 19,595.16 and 9,958.56 is: 13,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.22 : 19,595.16 = 9,958.56 : x
  2. Step 2: Convert to fraction form
    14,213.22/19,595.16 = 9,958.56/x
  3. Step 3: Cross multiply
    14,213.22x = 19,595.16 × 9,958.56
  4. Step 4: Simplify right side
    14,213.22x = 195,139,576.57
  5. Step 5: Solve for x
    x = 195,139,576.57/14,213.22
  6. Step 6: Final answer
    x = 13,729.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.