Home / 14,202.11-19,598.21-8,235.72

Finding the Fourth Proportional to 14,202.11, 19,598.21 and 8,235.72

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Solution

The fourth proportional to 14,202.11, 19,598.21 and 8,235.72 is: 11,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.11 : 19,598.21 = 8,235.72 : x
  2. Step 2: Convert to fraction form
    14,202.11/19,598.21 = 8,235.72/x
  3. Step 3: Cross multiply
    14,202.11x = 19,598.21 × 8,235.72
  4. Step 4: Simplify right side
    14,202.11x = 161,405,328.88
  5. Step 5: Solve for x
    x = 161,405,328.88/14,202.11
  6. Step 6: Final answer
    x = 11,364.89

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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.