Home / 14,191.12-21,262.38-7,597.72

Finding the Fourth Proportional to 14,191.12, 21,262.38 and 7,597.72

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Solution

The fourth proportional to 14,191.12, 21,262.38 and 7,597.72 is: 11,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.12 : 21,262.38 = 7,597.72 : x
  2. Step 2: Convert to fraction form
    14,191.12/21,262.38 = 7,597.72/x
  3. Step 3: Cross multiply
    14,191.12x = 21,262.38 × 7,597.72
  4. Step 4: Simplify right side
    14,191.12x = 161,545,609.77
  5. Step 5: Solve for x
    x = 161,545,609.77/14,191.12
  6. Step 6: Final answer
    x = 11,383.57

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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.