Home / 11,890.18-17,795.48-11,732.84

Finding the Fourth Proportional to 11,890.18, 17,795.48 and 11,732.84

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Solution

The fourth proportional to 11,890.18, 17,795.48 and 11,732.84 is: 17,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.18 : 17,795.48 = 11,732.84 : x
  2. Step 2: Convert to fraction form
    11,890.18/17,795.48 = 11,732.84/x
  3. Step 3: Cross multiply
    11,890.18x = 17,795.48 × 11,732.84
  4. Step 4: Simplify right side
    11,890.18x = 208,791,519.56
  5. Step 5: Solve for x
    x = 208,791,519.56/11,890.18
  6. Step 6: Final answer
    x = 17,560.00

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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.